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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

SPECIAL MINERAL AUCTION - FEATURING SELECTED SPECIMENS FROM THE COLLECTIONS of DR. STEPHEN SMALE and CHARLIE KEY - ends Thursday May 24th, 2018

Specimens Available: 40

Ends Thursday, May 24th, 2018
at 7:15 PM (Central Time Zone)

For the next few months, we're going to be listing special themed auctions featuring specimens from a specific locality, or a special theme, or from a particular collection, etc. We're going to do a few special auctions per month during the summer! The current theme auction features 40 specimens; 20 of which are from the collection of noted mathematician and mineral collector, Dr. Stephen Smale, and another 20 pieces from the collection of the renowned mineral dealer Charles Locke Key. All of the Smale specimens are culled from his world-famous collection of Chinese minerals, and the Key specimens represent worldwide localities.

PLEASE NOTE: This auction closes on Thursday like the regular auctions, but just a little later than normal. We'll send out a reminder / announcement before it closes to you don't miss out.

SPECIAL MINERAL AUCTION - FEATURING SELECTED PREMIUM SPECIMENS FROM OUR GALLERY AND OLD COLLECTIONS - ends Thursday May 31, 2018

Specimens Available: 19

Ends Thursday, May 31, 2018
at 7:15 PM (Central Time Zone)

For the next few months, we're going to be listing special themed auctions featuring specimens from a specific locality, or a special theme, or from a particular collection, etc. We're going to do a few special auctions per month during the summer! The current theme auction features superb specimens all worth much in excess of $1000, starting at $899 liquidation bids. Enjoy!

PLEASE NOTE: This auction closes on Thursday like the regular auctions, but just a little later than normal. We'll send out a reminder / announcement before it closes to you don't miss out.


Closed Auctions

FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday May 17th, 2018

Ends Thursday, May 17th, 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. Fantastic, gemmy, lustrous, tri-color TOURMALINE crystal from Afghanistan (39.82 grams)
2. Classic, pink-red RHODOCHROSITE crystals on matrix from the famous Sweet Home Mine in Colorado
3. Butterfly-twinned crystals of blue-green PHOSPHOPHYLLITE from Bolivia!
4. Highly sought after, classic STRIPED AMAZONITE crystals from Colorado (ex Dave Bergman Collection)
5. Attractive unusually PLEOCHROIC UVITE TOURMALINE crystals on matrix from Brumado, Brazil
6. Rarities like SELIGMANNITE from Peru and URANINITE with RUTHERFORDINE from Tanzania
7. A rarely seen HYALITE OPAL (OPAL-AN) from Chalk Mountain, North Carolina
8. Specimen of BAYLDONITE from the Type Locality in England, and and CAFARSITE from the Type Locality in Switzerland
9. Page 2 features assorted minerals from the Kay Robertson collection

SPECIAL $100 and $50 RESERVE GEMSTONE AUCTION - Ends May 17th, 2018

Ends Thursday, May 17th, 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

MINERAL COLLECTION LIQUIDATION AUCTIONS (set 1 of 2) - FEATURING OLD CLASSIC SPECIMENS FROM MULTIPLE OLD COLLECTIONS !- end Thursday May 17, 2018

ends Thursday May 17, 2018
at 6:30 PM (Central Time Zone)

SUPER MIX of old classics with a few modern showy finds of gem crystals and rare species ! We are continuing to process material from the wonderful old mineral collections of Bedogne, Robertson, Obodda, and others. Lots of old classics here that are hard to find at any price, let alone at auction.


Some of the highlights from this week’s include:

1. Superb GOOSECREEKITE & botryoidal FLUORITE w/ AMETHYST specimens
2. Old Czech PYRARGYRITE with a handwritten CARL BOSCH label
3. Impressive and unusual large INDICOLITE TOURMALINE
4. Fine ADAMITE from Mina Ojuela
5. Large APOPHYLLITE stalactite
6. Rare DIAMONDS from the John Saul Collection
7. CHARLIE KEY collection specimens
8. Large VIVIANITE, Large carving-grade BISBEE MALACHITE

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

Ends May 10th, 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 May 10th, 2018

Ends Thursday, May 10th, 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. Phantom zoned FLUORITE specimen from a NEW find in Baluchistan, Pakistan
2. Classic, glowing RED RHODOCHROSITE crystals on matrix from Mont Saint-Hilaire, Canada
3. An attractive matrix specimen of SCHORL TOURMALINE on MICROCLINE from Pakistan
4. Wonderful prismatic AQUAMARINE crystal with MUSCOVITE and ALBITE from Brazil (149 grams)
5. A VERY rare specimen of ZAKHAROVITE from Mont Saint-Hilaire, Canada
6. Beautiful GEM quality twinned BERYLLONITE from the Telirio Claim in Brazil (ex Rolando Gioia Collection)
7. A hard to find specimen of UVAROVITE GARNET from Turkey!
8. Two ULLMANNITE specimens this week " one from England, and another from Germany 8. Page 2 features assorted minerals from the Kay Robertson collection

MINERAL COLLECTION LIQUIDATION AUCTIONS (set 1 of 2) - FEATURING OLD CLASSIC SPECIMENS FROM MULTIPLE OLD COLLECTIONS !- end Thursday May 10, 2018

ends Thursday May 10, 2018
at 6:30 PM (Central Time Zone)

SUPER MIX of old classics with a few modern showy finds of gem crystals and rare species ! We are continuing to process material from the wonderful old mineral collections of Bedogne, Robertson, Obodda, and others. Lots of old classics here that are hard to find at any price, let alone at auction.


Some of the highlights from this week’s include:

1. Fine SERANDITE combination from Mont Saint-Hilaire valued $2000-plus
2. Unusual AMETHYST from the CHARLIE KEY COLLECTION
3. Large and rich Chinese SPESSARTINE plate from Ed David Coll. !
4. Old-time SPESSARTINE, SCHORL & SMOKY QUARTZ from the Little Three Mine
5. Large and rare German PYROPE GARNET
6. Superb FLUORITE from Chamonix
7. Many classic and rarities from the Kay Robertson and an East Coast collection
8. amazing, totally GEM PARISITE xl from France

SPECIAL ROUGH and CUT (GEM and CRYSTAL SETS) AUCTION - Ends May 3, 2018

Ends Thursday, May 3rd, 2018 at 7:15 PM (Central Time Zone)

We rarely offer rough and cuts, but we have a real treat this week. We have 21 sets of rough and cut gems and minerals from various worldwide localities. Plenty of your favorites including: Topaz, Garnet, Alexandrite, Beryl (Bicolor), Spinel, Phenakite and Opal along with lots of interesting sets and rarities including Grandidierite, Cryolite, Tantalite-(Mn), Rhodizite and Anglesite!

Some sets are valued in the THOUSANDS of dollars, so be sure to check out everything. Don’t miss out on these beauties; there are some really attractive and worthwhile sets in the mix, all with $10 RESERVE STARTING BIDS.

SPECIAL $100 and $50 RESERVE GEMSTONE AUCTION - Ends May 3rd, 2018

Ends Thursday, May 3rd, 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 May 3rd, 2018

Ends Thursday, May 3rd, 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. A piece of the new and unusual PURPLE QUARTZ ("Grape" Chalcedony / Agate) from INDONESIA
2. Multicolor, cat's eye and scepter habit TOURMALINE specimen from Brazil
3. Newly mined, unique and interesting "BLOOD VESSEL OPAL" from San Luis Potosi, Mexico
4. Beautiful "phantom" red BROOKITE crystals on matrix from Pakistan
5. An inside-out pseudomorph of QUARTZ replacing TOURMALINE from Brazil
6. Rarely seen gemmy reddish colored TWINNED crystals of MANGANONEPTUNITE from Mont Saint-Hilaire, Quebec, Canada
7. Classic blue ANATASE crystal from Norway
8. Page 2 features assorted minerals from the Kay Robertson collection

MINERAL COLLECTION LIQUIDATION AUCTIONS (set 1 of 2) - FEATURING OLD CLASSIC SPECIMENS FROM MULTIPLE OLD COLLECTIONS !- end Thursday May 3, 2018

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 worldwide 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. Superb APOPHYLLITE and STELLERITE specimens from India
2. Selection of classic and rare PYROMORPHITES
3. Rare Wolodarsk KERITE from the John Saul Collection
4. Fine rich PHOSPHOPHYLLITE
5. Superb Bunker Hill PYROMORPHITE thumbnail
6. CHARLIE KEY Collection specimens
7. Rare old Ivigtut PACHNOLITE
8. Fine WAVELLITE from Arkansas
9. Classic and rarities from the Kay Robertson and an East Coast collection
10. Rare PHOSPHATE combination from the Tip Top Mine

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

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

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

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

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

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

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