SPECIAL TUCSON SHOW FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday February 8th, 2018

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



With the Tucson Show in full swing, we've put together a wonderful set of classics, contemporary pieces, rarities, unusual pieces, gem crystals and display specimens. 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. Old, classic, gemmy octahedral DIAMOND crystal from the De Beers Mine in South Africa
2. Hard to find classic WIRE GOLD specimen from Breckenridge, Colorado
3. A hard to find matrix specimen of gemmy red SPESSARTINE on QUARTZ from Brazil
4. Newly mined specimen of the unusual "Blood Vessel Opal" from San Luis Potosi, Mexico
5. Rare matrix specimen of "Faden" QUARTZ from Pakistan
6. A SUPERB specimen of ultra-rare POTOSIITE crystals on FRANCKEITE from Bolivia
7. An inside-out pseudomorph of QUARTZ replacing TOURMALINE from Brazil
8. PAGE 2 features assorted minerals from the Kay Robertson Collection!
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Pyrite (ex Kay Robertson Collection)
Meggen Mine, Lennestadt, Sauerland, North Rhine-Westphalia, Germany
4.7 x 4.2 x 2.6 cm
Barite with Cinnabar (ex Kay Robertson Collection)
Clarashall Mine, Ruschberg, Baumholder, Rhineland-Palatinate, Germany
9.7 x 5.7 x 3.7 cm
Azurite (classic material) (ex Kay Robertson Collection)
105 Stope, 1900' Level, Campbell Shaft, Bisbee, Warren District, Mule Mts, Cochise County, Arizona
3.3 x 2.7 x 1.7 cm
Plumboan Calcite with Tarnowitzite (ex Kay Robertson Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
7.3 x 5.7 x 3.3 cm
Andradite on Hedenbergite (ex Kay Robertson Collection)
Serifos Island, Cyclade Islands, Kyklades Prefecture, Aegean Islands Department, Greece
4.3 x 3.3 x 3.1 cm
Legrandite (classic material) (ex Kay Robertson Collection)
Flor de Pena Mine, Lampazos de Naranjo (Lampazos), Mun. de Lampazos de Naranjo, Nuevo Leon, Mexico (Type Locality)
3.5 x 2.1 x 1.8 cm
Lazulite with gemmy Siderite (ex Kay Robertson Collection)
Rapid Creek, Dawson Mining District, Yukon Territory, Canada
3.2 x 3.1 x 1.7 cm
Fluorite (GEM) with Calcite (ex Kay Robertson Collection)
Xianghuapu Mine, Xianghualing Sn-polymetallic ore field, Linwu Co., Chenzhou Prefecture, Hunan Province, China
4.6 x 4.6 x 2.3 cm
Adamite with Calcite (ex Kay Robertson Collection)
Ojuela Mine, Mapimi, Durango, Mexico
2.8 x 2.7 x 2.6 cm
Azurite "Sun" (ex Kay Robertson Collection)
Malbunka Copper Mine (Namatjira's Copper Prospect; Areyonga Copper Deposit), Areyonga, Gardiner Range, MacDonnell Region, Northern Territory, Australia
5.6 x 5.1 x 1.8 cm
Calcite (ex Kay Robertson Collection)
Highway 197 roadcut, The Dalles, Wasco County, Oregon
5.5 x 4.2 x 3.3 cm
Malachite with Calcite (ex Kay Robertson Collection)
Megalo Livadi, Serifos Island (Seriphos), Cyclade Islands, Kyklades Prefecture, Aegean Islands Department, Greece
3.1 x 1.7 x 1.3 cm
Epidote (rare locality specimen) (ex Kay Robertson Collection)
Laxey Mine, South Mountain District, Owyhee County, Idaho
6.3 x 4.8 x 3.8 cm
Fluorite (ex Kay Robertson Collection)
Erika Mine, Saeulnhof, Stulln, Wulsendorf West District, Wulsendorf Fluorite Mining District, Upper Palatinate, Bavaria, Germany
5.0 x 3.2 x 1.7 cm
Rhodonite
San Martin Mine, Chiurucu, Huallanca, Bolognesi Province, Ancash Department, Peru
2.4 x 2.1 x 1.2 cm
Smithsonite pseudomorph after Calcite (ex Kay Robertson Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
6.7 x 5.7 x 2.3 cm
Hemimorphite (ex Kay Robertson Collection)
Sa Duchessa Mine, Carbonia-Iglesias Province, Sardinia, Italy
7.2 x 4.7 x 3.7 cm
Fluorite (ex Kay Robertson Collection)
Hesselbach Mine, Odsbach, Oberkirch, Black Forest, Baden-Wurttemberg, Germany
4.7 x 3.7 x 2.7 cm
Silver ("Spinel" Twin)
Elura Mine (Endeavor Mine), Cobar, Robinson Co., New South Wales, Australia
2.7 x 0.3 x 0.2 cm
Grossular (classic material) (ex Kay Robertson Collection)
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
8.8 x 5.6 x 2.4 cm
Spinel
An Phu (Anfu), Luc Yen, Yenbai Province (Yen Bai Province), Vietnam
2.1 x 1.8 x 1.8 cm
Jordanite with Sphalerite and Calcite (ex Kay Robertson Collection)
Segen Gottes Mine, Wiesloch, Baden-Wurttemberg, Germany
5.7 x 4.2 x 3.7 cm
Clinochlore (ex Kay Robertson Collection)
Red Ledge Mine, Washington, Washington District, Nevada County, California
7.2 x 3.2 x 1.3 cm
Epidote (ex Kay Robertson Collection)
Hashupa (Hashupi), Shigar Valley, Skardu District, Baltistan, Gilgit-Baltistan (Northern Areas), Pakistan
7.8 x 5.7 x 0.7 cm
Silver "sheet" (ex Kay Robertson Collection)
Mansfeld Basin, Saxony-Anhalt, Germany
5.5 x 4.2 x 0.2 cm
Mineral Auctions