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WEEKLY MINERAL & GEM AUCTIONS !

Welcome to our mineral auction website. Thousands of mineral specimens sold - including fluorite, rhodochrosite and many other rocks and minerals. Please read the bidding rules and regulations before bidding. Enjoy!

If you're new to the site, you can register here.


Over 60,000 fine minerals, crystals and gemstones sold since 2002!
New mineral auctions are posted each week.


Welcome to the largest and most diverse single-source site for fine minerals and mineral specimens at auction. This is an inventory LIQUIDATION venue adjunct to our gallery site

The Arkenstone, www.iRocks.com

If you're looking for a specific mineral, locality, or price point, visit www.iRocks.com and browse our extensive selection of fine minerals, crystals, and gemstones for sale.

 

 

Current Auctions

MINERAL COLLECTION LIQUIDATION AUCTIONS (set 1 of 2) - FEATURING OLD CLASSIC SPECIMENS FROM MULTIPLE OLD COLLECTIONS !- end Thursday April 26, 2018

Specimens Available: 53

ends Thursday April 26, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction! Plus, we included a number of holdbacks from other old mineral collections we have liquidated, for a great variety here of speicmens including things worth $1000s of dollars, satrting at only $10


Some of the highlights from this week’s include:

1. Superb and rare HUBNERITE CLUSTER from Peru
2. Fine old and rare German FLUORITE & QUARTZ
3. MONT SAINT-HILAIRE superb thumbnail from the Charlie Key Collection
4. Gem TANZANITE w/ DIOPSIDE thumbnail
5. Rich old CROCOITE from Tasmania
6. Classic old MINT APOPHYLLITE & STILBITE from Poonah
7. North Carolina KYANITE from the Terry Ledford Collection
8. Rarities and classics from the Kay Robertson, Bedogne and an East Coast collection

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday April 26th, 2018

Specimens Available: 60

Ends Thursday, April 26th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Francesco Bedogné, Paul Zerfass, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. GOLD on QUARTZ from the Timmins Area in Ontario, Canada
2. RARE bi-colored TANZANITE crystal from Merelani, Tanzania
3. Big, classic, hard to find cabinet sized STIBNITE specimen from Bolivia (ex Rich Kosnar Collection)
4. Classic, fine quality, "flower"-like shaped specimen of ANDORITE from the famous San Jose Mine, Bolivia
5. Beautiful "flame"-orange colored BROOKITE crystal on matrix from Pakistan (ex Francesco Bedogné Collection)
6. Many gem crystal specimens including various species of GARNET, plus TOURMALINES and AQUAMARINES
7. Rarities include species like ZINCOWOODWARDITE and HUREAULITE
8. Page 2 features plenty of minerals from the Kay Robertson collection

$25 and $10 RESERVE GEMSTONE AUCTION - Ends April 26th, 2018

Specimens Available: 21

Ends April 26th, 2018 at 7:00 PM (Central Time)

Here we have one of our popular combined auction of mixed gems of varying reserve prices
($25 and $10 respectively this week)
Unique and attractive items as always - check them out !!
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here


Closed Auctions

SPECIAL $100 and $50 RESERVE GEMSTONE AUCTION - Ends April 19th, 2018

GEM AUCTION BELOW Ends Thursday, April 19th, 2018 at 7:00 PM (Central Time Zone)

ATTENTION! We are pleased to announce that we have purchased a notable collection / supply from a retiring gem dealer of beautiful mixed stones, cabochons and jewelry which we will be offering at liquidation prices!!

Keep watching every week for a great mix and new variety of good quality gemstones to appear over the following months. Reserve prices will typically be $100 and $50 on the better material every other week, with $25 and $10 reserves on alternating weeks.
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday April 19th, 2018

Ends Thursday, April 19th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Francesco Bedogné, Paul Zerfass, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Hard to find beautiful pink RHODOCHROSITE on SPHALERITE from the Champion Mine in Colorado
2. A RARELY seen FERBERITE TWIN on MATRIX from the Tasna Mine, Bolivia
3. NEW ANDRADITE GARNET specimen featuring a LARGE CRYSTAL from a new find in Peru
4. A classic and sculptural specimen of TENNANTITE pseudomorphing AZURITE from Tsumeb
5. A unique and interesting TOPAZ specimen from Brazil featuring a TOPAZ crystal ON TOPAZ
6. Newly mined specimen of CHRYSOBERYL with SMOKY QUARTZ from the classic locality at Itaguacu, Brazil
7. Rarities include species like FERRONIGERITE-2N1S, FOITITE, VESIGNIEITE and LEMMLEINITE-Ba
8. Page 2 features plenty of minerals from the Kay Robertson collection

MINERAL COLLECTION LIQUIDATION AUCTIONS (set 1 of 2) - FEATURING OLD CLASSIC SPECIMENS FROM MULTIPLE OLD COLLECTIONS !- end Thursday April 19, 2018

ends Thursday April 19, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction! Plus, we included a number of holdbacks from other old mineral collections we have liquidated, for a great variety here of speicmens including things worth $1000s of dollars, satrting at only $10


Some of the highlights from this week’s include:

1. Large old rare Franklin ZINCITE cleavage
2. Superb large STILBITE ex Ed David coll.
3. OLDE ENGLISH specimens
4. Rare old Russian TOPAZ and SMOKY QUARTZ
5. Old, rare black CERUSSITE from Tsumeb
6. Large Chinese SPESSARTINE plate
7. Many rarities and classics from the Kay Robertson, Bedogne, Zerfass and an East Coast collection

$25 and $10 RESERVE GEMSTONE CONSIGNMENT AUCTION - Ends April 12, 2018

Ends April 12th, 2018 at 7:00 PM (Central Time)

Here we have one of our popular combined auction of mixed gems of varying reserve prices
($25 and $10 respectively this week)
Unique and attractive items as always - check them out !!
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

FINE OLD MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING RARE SPECIMENS FROM OLD COLLECTIONS !- end Thursday April 12, 2018

ends Thursday April 12, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction! Plus, we included a number of holdbacks from other old mineral collections we have liquidated, for a great variety here of speicmens including things worth $1000s of dollars, satrting at only $10


Some of the highlights from this week’s include:

1. MONT SAINT-HILAIRE superb THUMBNAIL classics from the Charlie Key Collection
2. Old, rare crystallized NICKELINE and MIMETITE from Europe.
3. Large Mexico AMETHYST w/ WATER BUBBLE inclusion !
4. Rare Montana BOLEITE and Utah WULFENITE
5. Superb rare SANTABARABARITE from Kerch.
6. OLD CLASSIC MINERALS from the Kay Robertson and an East Coast collection

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday April 12th, 2018

Ends Thursday, April 12th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Francesco Bedogné, Paul Zerfass, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Gemmy, sculptural, blue-green TOURMALINE group from the Pederneira Mine, Brazil
2. Classic pink RHODOCHROSITE from the Santa Eulalia, Mexico)
3. SUPERB, large, highly lustrous, rare silvery colored bladed ANDORITE crystals with ZINKENITE from the San Jose Mine, Brazil
4. Classic deep red twinned crystals of CINNABAR on matrix from China (ex Francesco Bedogné Collection)
5. Rare MATRIX specimen of pinkish-purple IMPERIAL TOPAZ from Brazil
6. Multiple TOURMALINE specimens from Brazil from the collection of Rolando Gioia
7. Multicolor OPAL from Ethiopia
8. Page 2 features plenty of minerals from the Kay Robertson collection

SPECIAL $100 and $50 RESERVE GEMSTONE AUCTION - Ends April 5th, 2018

Ends Thursday, April 5th, 2018 at 7:00 PM (Central Time Zone)

ATTENTION! We are pleased to announce that we have purchased a notable collection / supply from a retiring gem dealer of beautiful mixed stones, cabochons and jewelry which we will be offering at liquidation prices!!

Keep watching every week for a great mix and new variety of good quality gemstones to appear over the following months. Reserve prices will typically be $100 and $50 on the better material every other week, with $25 and $10 reserves on alternating weeks.
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

POST-TUCSON FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday April 5th, 2018

Ends Thursday, March 29th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Francesco Bedogné, Paul Zerfass, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Gemmy, sculptural, etched, ice-blue colored specimen of AQUAMARINE from Pedra Azul, Brazil
2. Classic pink RHODOCHROSITE from the Sunnyside Mine, Colorado (ex Dave Bergman)
3. GOLD on QUARTZ from Timmins, Ontario, Canada
4. An inside out pseudomorph of QUARTZ replacing TOURMALINE from Brazil
5. Newly mined, multicolor BANDED AGATE specimen from Zimbabwe
6. Rare matrix specimen featuring an "IRON ROSE" of HEMATITE on SMOKY QUARTZ from Brazil (ex Rolando Gioia)
7. Attractive green and colorless fluorescent OPAL-AN (Hyalite Opal) from Zacatecas, Mexico
8. Page 2 features plenty of minerals from the Kay Robertson collection

POST-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING CLASSIC MINERALS FROM WORLDWIDE LOCALITIES ! - ends Thursday April 5, 2018

ends Thursday April 5, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction! Plus, we included a number of holdbacks from other old mineral collections we have liquidated, for a great variety here of specimens including things worth $1000s of dollars, starting at only $10


Some of the highlights from this week’s include:

1. Old and fine Sweet Home RHODOCHROSITE combination
2. Classic English CALCITE
3. Unusual large FERBERITE & QUARTZ from Panasqueira
4. Fine crystallized GOLD from Brazil
5. Rare AQUAMARINE from Namibia
6. Old PYROMORPHITE from Pribram
7. Fine Spanish SILVER
8. Rare Michigan CALCITE

POST-TUCSON FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday March 29th, 2018

Ends Thursday, March 29th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. A stout, richly colored, 447 gram, doubly-terminated AQUAMARINE crystal from the Jaqueto Mine, Brazil
2. Newly mined specimen of multicolor OPAL in PETRIFIED WOOD from Indonesia
3. Classic red rhomb of RHODOCHROSITE on "needle" QUARTZ from the world famous Sweet Home Mine in Colorado
4. A hard to find matrix specimen of COPPER PSEUDOMORPHS after ARAGONITE on a sheet of COPPER from Bolivia
5. Rare, sharp, intense orange color of gemmy CLINOHUMITE from Tajikistan
6. An obscure and good quality golden CALCITE specimen from the Santa Fe Mine, near Hawkerville, Oklahoma
7. Classic, old, rich green color crystals of CHROME DIOPSIDE from Outokumpu, Finlad
8. Page 2 features plenty of minerals from the Kay Robertson collection

$10 RESERVE GEMSTONE CONSIGNMENT AUCTION - Ends March 29, 2018

Ends March 29th, 2018 at 7:00 PM (Central Time)

Here we have one of our popular combined auction of mixed gems of varying reserve prices
($10 reserves this week)
Unique and attractive items as always - check them out !!
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

POST-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING RARE SPECIMENS FROM OLD COLLECTIONS !- end Thursday March 29, 2018

ends Thursday Mar. 29, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction! Plus, we included a number of holdbacks from other old mineral collections we have liquidated, for a great variety here of speicmens including things worth $1000s of dollars, satrting at only $10


Some of the highlights from this week’s include:

1. Rare QUARTZ & RHODOCHROSITE from Butte
2. Old Himalaya Mine SMOKY QUARTZ & TOURMALINE
3. Fine and rare Greek AMETHYST "prase"
4. Excellent ROSE QUARTZ from Brazil
5. Selection of HISTORIC TOURMALINES
6. Rare SMOKY QUARTZ from California
7. SPINEL CRYSTALS from Mogok
8. Fine OLD Illinois CALCITE

POST-TUCSON FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday March 22nd, 2018

Ends Thursday, March 22nd, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Newly mined ORANGE CALCITE specimen from the Grabiszyce Quarry in Poland
2. A hard to find association of gemmy twinned CASSITERITE with TOURMALINE from Bolivia
3. Rare new BLOOD VESSEL HYALITE OPAL from San Luis Potosi, Mexico
4. Classic hard to find MATRIX specimen of BOLEITE from Santa Rosalia, Boleo, Mexico
5. New multicolor phantom FLUORITE specimen from Pakistan
6. A specimen of TREMOLITE from the TYPE LOCALITY in Switzerland
7. Unusual newly mined "COCONUT" ANDRADITE GARNET from Peru
8. Page 2 features plenty of minerals from the Kay Robertson collection

POST-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING RARE SPECIMENS FROM OLD COLLECTIONS !- end Thursday March 22, 2018

ends Thursday Mar. 22, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction! Plus, we included a number of holdbacks from other old mineral collections we have liquidated, for a great variety here of speicmens including things worth $1000s of dollars, satrting at only $10


Some of the highlights from this week’s include:

1. Exotic, colorful COBALTOAN CALCITE from China
2. Large CITRINE and unusual QUARTZ crystal, fine AMETHYST
3. Adorable French FLUORITE & SMOKY QUARTZ
4. Rare, New Mexico SILVER slab
5. Large CAVANSITE
6. FLUORITE & DOLOMITE from a 1-time Chinese find
7. Classic and outstanding old SULFUR, DOLOMITE & BARITES from Europe

SPECIAL $50 RESERVE GEMSTONE AUCTION - Ends March 22nd, 2018

Ends Thursday, March 22nd, 2018 at 7:00 PM (Central Time Zone)

ATTENTION! We are pleased to announce that we have purchased a notable collection / supply from a retiring gem dealer of beautiful mixed stones, cabochons and jewelry which we will be offering at liquidation prices!!

Keep watching every week for a great mix and new variety of good quality gemstones to appear over the following months. Reserve prices will typically be $100 and $50 on the better material every other week, with $25 and $10 reserves on alternating weeks.
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

$10 RESERVE GEMSTONE CONSIGNMENT AUCTION - Ends March 15, 2018

Ends March 15th, 2018 at 7:00 PM (Central Time)

Here we have one of our popular combined auction of mixed gems of varying reserve prices
($10 this week)
Unique and attractive items as always - check them out !!
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday March 15th, 2018

Ends Thursday, March 15th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Rolando Gioia, and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. A very attractive and fine quality Multicolor OPAL Carving of a Sea Turtle from Ethiopia
2.
3. Sparkling, bright yellow, gemmy crystals of MIMETITE from the Guatomo Mine ('Hat Yai' mimetite locality), Thailand
4. Superb quality, GEMMY, classic BRAZILIANITE crystals on matrix(!) from the type locality
5. Thick, gemmy, well-formed golden to close purple colored AXINITE-(Fe) crystal on matrix from Pakistan
6. Attractive GEM quality twinned crystal of CALICTE with STILBITE from Oregon
7. RARELY seen BARITE on AZURITE from Globe, Arizona
8. Page 2 features plenty of minerals from the Kay Robertson collection

AFTER-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING SPECIMENS FROM OLD COLLECTIONS - end Thursday March 15, 2018

ends Thursday Mar. 15, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction!


Some of the highlights from this week’s include:

1. Rare gemmy bi-colored TOURMALINE from the Perkins Sams
2. Large green FLUORITE plate from China
3. Fine Morocco VANADINITE
4. Superb large SCHORL in SMOKY QUARTZ from Brazil
5. Large PARAVAUXITE from the Type Locality
6. Rare Dalnegorsk QUARTZ on DATOLITE from the Herb Obodda Collection
7. Excellent and rare Alston Moor FLUORITE

SPECIAL $100 RESERVE GEMSTONE AUCTION - Ends March 8th, 2018

Ends Thursday, March 8th, 2018 at 7:00 PM (Central Time Zone)

ATTENTION! We are pleased to announce that we have purchased a notable collection / supply from a retiring gem dealer of beautiful mixed stones, cabochons and jewelry which we will be offering at liquidation prices!!

Keep watching every week for a great mix and new variety of good quality gemstones to appear over the following months. Reserve prices will typically be $100 and $50 on the better material every other week, with $25 and $10 reserves on alternating weeks.
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday March 8th, 2018

Ends Thursday, March 8th, 2018
at 6:45 PM (Central Time Zone)



Back from Tucson and we've got a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Rolando Gioia, Francesco Bedogné, Paul Zerfass and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Cabinet sized, heavily striated, beautiful blue color AQUAMARINE crystal from Brazil
2. Newly mine skeletal HALITE specimen with rare green TOLBACHITE inclusions from Poland
3. LARGE CABINET sized golden yellow HELIODOR crystal group from Brazil
4. Classic bright metallic GOLD from the Eagle's Nest Mine
5. Newly mined attractive PINK OPAL specimen from Peru
6. Attractive gemmy, orange-red RHODOCHROSITE on matrix from Mont Saint-Hilaire, Canada
7. An unusual fibrous blue TOURMALINE crystal on matrix from Brazil
8. Rarities include CHIAVENNITE, DUFRENITE, SYMPLESITE, BISMUTHINITE and a combo specimen featuring VAUXITE, PARAVAUXITE, SIGLOITE and METAVAUXITE from Bolivia

AFTER-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING SPECIMENS FROM OLD COLLECTIONS - end Thursday March 8, 2018

ends Thursday Mar. 8, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction!


Some of the highlights from this week’s include:

1. Fine matrix CARROLLITE
2. Gem TOPAZ from Virgem da Lapa
3. EPIDOTE from the TYPE LOCALITY!
4. Unusual TOURMALINE from the Himalaya Mine
5. Gem Swiss SMOKY QUARTZ gwindel
6. Rare Tiger DIABOLEITE, HYDROCERUSSITE & CERUSSITE
7. AQUAMARINE and SMOKY QUARTZ from Klein Spitzkopje
8. BIXBYITE from the Wessels Mine & large Swiss MAGNETITE !

$25 and $10 RESERVE GEMSTONE CONSIGNMENT AUCTION - Ends March 1, 2018

Ends March 1st, 2018 at 7:00 PM (Central Time)

Here we have one of our popular combined auction of mixed gems of varying reserve prices
($25 and $10 respectively this week)
Unique and attractive items as always - check them out !!
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday March 1st, 2018

Ends Thursday, March 1st, 2018
at 6:45 PM (Central Time Zone)



Back from Tucson and we've got a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Rolando Gioia, Francesco Bedogné, Paul Zerfass and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. A newly mined multi-colored "phantom" zoned FLUORITE specimen from Pakistan
2. Attractive DIAMOND crystal from the Miba Mine, Democratic Republic of Congo
3. Unusually compressed doubly-terminated, gemmy green TOURMALINE from Brazil
4. GOLD on QUARTZ from the Timmins area, Ontario, Canada
5. A hard to find pink FLUORAPATITE specimen from the Akzhaylyautas Mts of Kazakhstan
6. CHAMOSITE ("Thuringite") pseudomorph after ALMANDINE from Michgian
7. Doubly-terminated QUARTZ crystals with EPIDOTE from Capelinha, Brazil
8. Plenty of assorted minerals from the Kay Robertson Collection!

AFTER-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING SPECIMENS FROM OLD COLLECTIONS - end Thursday March 1, 2018

ends Thursday Mar. 1st, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction!


Some of the highlights from this week’s include:

1. Gemmy large TANZANITE crystal !
2. Large and important old English BARITE
3. Classic AMETHYST from Slovakia
4. Rarities and classic from the Kay Robertson and an East Coast collection.
5. Purple APATITE on CLEAVELANDITE from Pulsifer
6. Large DIOPTASE from Mindouli
7. Old Swiss SMOKY QUARTZ

SPECIAL POST TUCSON LARGE CABINET MINERAL SPECIMEN LIQUIDATION AUCTION - Ends Thursday, February 22, 2018

Ends Thursday, February 22nd, 2018 , at 7:00 PM (Central Time)

A special auction that we put together right after Tucson featuring LARGE CABINET display specimens. Over the years we like to do themed auctions, especially during the show season, and this was a great opportunity for us to put together a selection of big showy pieces that we’ve culled from the inventory and collections that we’ve purchased recently. Plenty of good quality specimens that will probably end up being great bargains for all you bidders.

PLEASE NOTE: Due to the size and weight of each individual specimen, there will be an ADDITIONAL SHIPPING CHARGE per piece, so please keep this in mind. If you have any questions, please ask before placing your bids. Thank you!

POST-TUCSON FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 22nd, 2018

Ends Thursday, February 22nd, 2018
at 6:45 PM (Central Time Zone)



Back from Tucson and we've got a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Rolando Gioia, Francesco Bedogné, Paul Zerfass and plenty of pieces from Kay Robertson along with various dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Several gemmy multicolor TOURMALINE crystals from Brazil
2. Classic Japan-Twin QUARTZ with WAVELLITE from Bolivia
3. Newly mine unusual "Coconut" ANDRADITE GARNET specimen from Peru
4. LARGE BROOKITE crystal group from Pakistan
5. Fine rare steel blue color crystals of SCORODITE from China!
6. FLUORITE specimen with a MOVING WATER BUBBLE from Mexico!
7. Rare ILLITE pseudomorph after HALITE from Nebraska!
8. PAGE 2 features assorted minerals from the Kay Robertson Collection!

SPECIAL $100 and $50 RESERVE GEMSTONE AUCTION - Ends February 22nd, 2018

Ends Thursday, February 22nd, 2018 at 7:00 PM (Central Time Zone)

ATTENTION! We are pleased to announce that we have purchased a notable collection / supply from a retiring gem dealer of beautiful mixed stones, cabochons and jewelry which we will be offering at liquidation prices!!

Keep watching every week for a great mix and new variety of good quality gemstones to appear over the following months. Reserve prices will typically be $100 and $50 on the better material every other week, with $25 and $10 reserves on alternating weeks.
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

AFTER-TUCSON MINERAL COLLECTION LIQUIDATION AUCTION (set 1 of 2) - FEATURING SPECIMENS FROM OLD COLLECTIONS - end Thursday Feb. 22, 2018

ends Thursday Feb 22, 2018
at 6:30 PM (Central Time Zone)

We obtained an old East Coast collection just before the Tucson show and left it all at home, to offer on the internet first! Lots of old classics here! See gem crystals, rare species, old USA and German classics, and many good specimens that are hard to find at any price, let alone at auction!


Some of the highlights from this week’s include:

1. Fine large Chinese GREEN FLUORITE plate.
2. Crystallized GOLD from the Eagle's Nest Mine.
3. matrix EMERALD specimens.
4. classic PINK FLUORITE on QUARTZ from Chamonix
5. Many classics and rarities from the Kay Robertson, Bedogne & an East Coast collection.
6. Excellent large SPESSARTINE & SMOKY QUARTZ from China.
7. Large & fine large Wessels Mine HEMATITE

$25 and $10 RESERVE GEMSTONE CONSIGNMENT AUCTION - Ends February 15, 2018

Ends February 15th, 2018 at 7:00 PM (Central Time)

Here we have one of our popular combined auction of mixed gems of varying reserve prices
($25 and $10 respectively this week)
Unique and attractive items as always - check them out !!
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here

SPECIAL TUCSON SHOW FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 15th, 2018

Ends Thursday, February 15th, 2018
at 6:45 PM (Central Time Zone)



With the Tucson Show winding down, we're stepping it up with a full slate of auctions this week with two 60-piece auctions. We have TWO FULL PAGES of attractive, unique, classic and rare minerals from contemporary and classic worldwide localities. A great mix featuring specimens from our overstocked inventory, liquidations of the many collections we’ve purchased, and assorted pieces from new finds and classic localities. Stayed tuned shortly after we return home from the show, as we will be incorporating new material from Tucson into the auctions. Enjoy!


Some of the highlights from this week’s auction include:

1. Superb, sharp and gemmy RUBY crystal on matrix from Afghanistan
2. Large, gem, etched, pink "floater" crystal of MORGANITE from Brazil (ex Rolando Gioia Collection)
3. Excellent, doubly-terminated, "floater" crystal of gemmy bicolored KUNZITE from Afghanistan
4. An unusual Granite pseudomorph after ORTHOCLASE (Carlsbad Twin) from California (ex Van Tichelen Collection)
5. Rare and eye-catching matrix specimen of silvery COBALTITE from Sweden
6. Rare FOITITE TOURMALINE crystal from Elba Island, Italy
7. A very gemmy, beautiful PINK and BLUE TOURMALINE crystal from the Santa Rosa Mine, Brazil
8. PAGE 2 features assorted minerals from the Kay Robertson Collection!

SPECIAL TUCSON SHOW FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 1 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 15th, 2018

Ends Thursday, February 15th, 2018
at 6:30 PM (Central Time Zone)



As the Tucson Show comes to a close, we have a full slate of auctions this week with two 60-piece auctions. You will find a great mix of gem crystals and display specimens, classics, contemporary pieces, rarities, unusual pieces. Look for pieces mixed in from various collections we've obtained including Willard Wulff, Rolando Gioia, Kay Robertson, Francesco Bedogné, and Paul Zerfass, along with dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week’s auction include:

1. Large doubly-terminated gemmy pink and green KUNZITE from Afghanistan (571 grams)
2. Rich cranberry colored RUBELLITE TOURMALINE from Brazil
3. Classic, beautiful orange bladed WULFENITE crystals on matrix from Tsumeb!
4. Rare, large, silvery colored bladed crystal group of ANDORITE from Bolivia!
5. A phantom FLUORITE specimen & a big twinned CALCITE specimen from the Elmwood Mine, Tennessee
6. Rarities include LEIFITE, NENADKEVICHITE and SANTABARBARAITE
7. Classic rare TWINNED BORACITE crystal on matrix from Germany
8. PAGE 2 features classic and hard to find worldwide mineral specimens from the Kay Robertson Collection!

SPECIAL $100 and $50 RESERVE GEMSTONE AUCTION - Ends February 8th, 2018

Ends Thursday, February 8th, 2018 at 7:00 PM (Central Time Zone)

ATTENTION! We are pleased to announce that we have purchased a notable collection / supply from a retiring gem dealer of beautiful mixed stones, cabochons and jewelry which we will be offering at liquidation prices!!

Keep watching every week for a great mix and new variety of good quality gemstones to appear over the following months. Reserve prices will typically be $100 and $50 on the better material every other week, with $25 and $10 reserves on alternating weeks.
Questions about Gems?: CONTACT Gem admin Brian Kosnar: click here