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
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Cassiterite with "Zinnwaldite" (classic material) (ex Kay Robertson and Collection)
Cinovec / Zinnwald, Erzgebirge, Saxony & Usti Region (Bohemia), Germany & Czech Republic
9.3 x 6.2 x 2.3 cm
Chalcopyrite (rare locality specimen) (ex Kay Robertson and Collection)
Neudorf, Harzgerode mining district, Harz, Saxony-Anhalt, Germany
6.8 x 4.7 x 3.2 cm
Lazulite with Siderite and Quartz (ex Kay Robertson and Collection)
Big Fish River, Rapid Creek, Dawson Mining District, Yukon Territory, Canada
4.3 x 2.7 x 1.6 cm
Orthoclase ("Carlsbad" twin) (RARE locality specimen) (ex Kay Robertson and Collection)
Feldspar mine, Hermannsgrund, Weites Tal, Schriesheim, Odenwald, Baden-Wurttemberg, Germany
3.3 x 2.0 x 1.1 cm
Tourmaline on Microcline (ex Kay Robertson and Collection)
Himalaya Mine, Mesa Grande, San Diego County, California
3.0 x 1.8 x 1.7 cm
Hemimorphite (rare locality specimen) (ex Kay Robertson and Collection)
Leadville, Leadville District, Lake County, Colorado
4.5 x 3.7 x 2.0 cm
Azurite (classic material) (ex Kay Robertson and Dr. Foster Collections)
Bisbee, Warren District, Mule Mts, Cochise County, Arizona
5.2 x 3.2 x 2.6 cm
Diopside (hard to find material) (ex Kay Robertson and Collection)
Bazhenovskoe deposit, Asbest, Sverdlovskaya Oblast', Middle Urals, Urals Region, Russia
10.3 x 7.3 x 3.6 cm
Pyromorphite (ex Kay Robertson and Collection)
Little Giant Lode, Mullan, Coeur d'Alene District, Shoshone County, Idaho
5.3 x 3.2 x 2.6 cm
Beryl (RARE locality specimen) (ex Kay Robertson and Collection)
Calispell Peak, Ruby, Stevens County, Washington
2.1 x 1.7 x 1.1 cm
Epidote "Faden" on Quartz with "Byssolite" inclusions (ex Kay Robertson and Collection)
Val Cavrein, Val Russein, Vorderrheintal, Graubunden, Switzerland
6.6 x 4.6 x 3.3 cm
Rutile on iridescent Hematite with Calcite (ex Kay Robertson and Collection)
Cavradischlucht, Val Curnera, Tujetsch (Tavetsch), Vorderrheintal, Graubunden, Switzerland
1.7 x 1.5 x 1.3 cm
Fluorite (ex Kay Robertson and Collection)
Hammam-Zriba Mine, Zriba-Village, Zaghouan Governorate, Tunisia
5.7 x 4.1 x 2.3 cm
Dioptase (RARE locality specimen) (ex Kay Robertson and Collection)
Baker, Soda Mts, Silver Lake District, San Bernardino County, California
6.3 x 5.1 x 3.1 cm
Rose Quartz on Microcline (ex Rolando Gioia Collection)
Pitorra Claim, Laranjeiras, Galileia, Doce valley, Minas Gerais, Brazil
10.2 x 5.3 x 4.2 cm
Gyrolite on Prehnite (ex Kay Robertson Collection)
Mumbai (Bombay), Maharashtra, India
8.3 x 6.1 x 4.7 cm
Tremolite (var: Hexagonite) (ex Kay Robertson Collection)
Talcville, St. Lawrence County, New York
9.7 x 6.7 x 1.7 cm
Ferronigerite-2N1S (very rare) (ex Charlie Key)
Three Aloes Mine, Uis pegmatites, Uis, Damaraland District, Kunene Region, Namibia
0.4 x 0.4 x 0.1 cm
Prehnite (fantastic quality) (2011 find)
Lower New Street, Paterson, Passaic County, New Jersey
6.3 x 4.2 x 4.1 cm
Vesignieite (very rare) (ex Scott Williams specimen)
5225 Bench, Carlin Gold Mine, Elko, Lynn District, Eureka County Nevada
4.8 x 4.4 x 3.1 cm
Andradite Garnet (var: Demantoid)
Thetford Mines, Les Appalaches RCM, Chaudiere-Appalaches, Quebec, Canada
2.3 x 1.6 x 1.6 cm
Prehnite (ex Kay Robertson and Collection)
Copper Valley prospect, Goboboseb Mts, Brandberg Area, Daures, Erongo Region, Namibia
5.2 x 4.4 x 2.0 cm
Tennantite pseudomorph after Azurite (ex Ed Ruggiero Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
3.5 x 2.8 x 2.0 cm
Sapphire
Ganesh, Hunza Valley, Gilgit District, Gilgit-Baltistan (Northern Areas), Pakistan
4.7 x 3.6 x 2.1 cm
Calcite (rare green color) (ex Kay Robertson and Collection)
Concepcion del Oro, Mun. de Concepcion del Oro, Zacatecas, Mexico
5.5 x 3.7 x 2.2 cm
Epidote (doulby-terminated) (ex Willard Wulff Collection)
Green Monster Mountain, Prince of Wales Island, Alaska
3.8 x 3.7 x 2.3 cm
Axinite-(Fe) with Albite and Smoky Quartz on Orthoclase (rare locale) (ex Kay Robertson Collection)
Strzegom (Striegau), Swidnica District, Strzegom-Sobotka Massif, Lower Silesia (Dolnoslaskie), Poland
8.3 x 6.1 x 4.7 cm
Mineral Auctions