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

Ends Thursday, November 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 recent shows / discoveries 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, Brian Lloyd, Rolando Gioia, Charlie Key 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. Classic RHODOCHROSITE association specimen from the Sweet Home Mine in Colorado
2. Look for Tsumeb Classics such as AZURITE and MIMETITE!
3. GEM quality pink FLUORITE from Pakistan & GEM quality green FLUORITE from New Hampshire
4. Excellent LARGE doubly-terminated crystals of the rare silver sulfosalt ANDORITE from Bolivia
5. Wonderful "floater" specimen of GYPSUM (twinned) from the Red River Floodway in Canada
6. Beautiful radial sprays of golden-yellow VALENTINITE from China
7. Gemmy, natural purple and yellow bi-color AMETRINE slice from Bolivia
8. Page 2 features assorted worldwide minerals (focusing on European localities) from the Kay Robertson Collection
Filter By

Smithsonite (classic material)
Berg Aukas Mine (Berg Aukus Mine), Grootfontein District, Otjozondjupa Region, Namibia
3.4 x 2.7 x 2.2 cm
Azurite (fine crystals) (ex John Arnaud Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
4.2 x 3.2 x 1.8 cm
Andorite (large crystal group)
San Jose Mine, Oruro City, Cercado Province, Oruro Department, Bolivia
6.8 x 5.8 x 1.3 cm
Topaz on Rhyolite (ex Willard Wulff Collection)
Ruby Mountain, Nathrop, Chaffee County, Colorado
5.6 x 4.7 x 2.3 cm
Acanthite with Silver
Hongda Mine, Xiaoqinggou Ag-Mn deposit, Lingqiu Co., Datong Prefecture, Shanxi Province, China
2.7 x 1.8 x 1.6 cm
Fluorite (GEM quality) (71.58 grams)
Wise Mine, Westmoreland, Cheshire County, New Hampshire
4.7 x 2.8 x 2.6 cm
Magnesite with Dickite (ex Matioli)
Pedra Preta Mine, Serra das Eguas, Brumado, Bahia, Brazil
8.1 x 6.2 x 2.3 cm
Gypsum (GEM twin) (floater specimen)
Red River Floodway, Winnipeg, Manitoba, Canada
4.8 x 3.4 x 3.2 cm
Olivenite with Azurite
Tazalarht mining area, Taroudant Province, Souss-Massa Region, Morocco
2.3 x 2.1 x 1.9 cm
Bournonite with Berthierite (old specimen)
Pribram, Bohemia, Czech Republic
5.8 x 5.7 x 5.2 cm
Brookite
Kharan, Baluchistan, Pakistan
6.8 x 3.8 x 1.3 cm
Gypsum (var: "Selenite")
Whyalla, Eyre Peninsula, South Australia, Australia
5.4 x 4.3 x 3.7 cm
Andradite Garnet (Geode / "Coconut") (new find)
Pampa Blanca District, Castrovirreyna Province, Huancavelica Department, Peru
7.1 x 5.6 x 2.3 cm
Adamite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
4.2 x 2.6 x 1.7 cm
Rose Quartz
Pitorra Claim, Laranjeiras, Galileia, Doce Valley, Minas Gerais, Brazil
5.7 x 3.2 x 2.3 cm
Barite (ex Paul Zerfass Collection)
Cartagena, Murcia, Spain
7.3 x 7.2 x 6.8 cm
Red Quartz (iron-included) (ex Charlie Key Collection)
Orange River, Warmbad, Karasburg District, Karas Region, Namibia
5.7 x 3.0 x 2.6 cm
Chalcopyrite with Quartz (ex Brian Lloyd Specimen)
Banska Stiavnica (Schemnitz), Banska Stiavnica Co., Banska Bystrica Region, Slovakia
7.8 x 4.2 x 2.3 cm
Smithsonite (ex Willard Wulff Collection)
Kelly Mine, Magdalena District, Socorro County, New Mexico
3.2 x 2.7 x 1.5 cm
Boracite (classic material)
Bernburg, Stassfurt Potash Deposit, Saxony-Anhalt, Germany
6.8 x 5.0 x 3.3 cm
Wulfenite (rare locality specimen)
Reward Mine, Reward, Russ District, Inyo Mts, Inyo County, California
4.7 x 3.3 x 2.7 cm
Mica / Sericite pseudomorph after Cordierite-Indialite ("Cherry Blossom")
Kameoka City, Kyoto Prefecture, Kinki Region, Honshu Island, Japan
0.6 x 0.5 x 0.3 cm
Valentinite (beautiful color - 2012 find)
Xikuangshan Sb deposit, Lengshuijiang Co., Loudi Prefecture, Hunan Province, China
5.6 x 4.7 x 1.7 cm
Andalusite (well-formed crystal)
Jenipapo, Itinga, Jequitinhonha valley, Minas Gerais, Brazil
2.3 x 1.5 x 1.2 cm
Mimetite (classic material) (ex Miriam and Julius Zweibel specimen)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
3.1 x 2.7 x 1.6 cm
Ferberite (classic material) (ex Kay Robertson Collection)
Baia Sprie mine (Felsobanya mine), Baia Sprie, Maramures Co., Romania
6.3 x 4.3 x 2.7 cm
Fluorite (bi-color crystals) on Quartz (ex Kay Robertson Collection)
Gelbe Birke Mine, Beierfeld, Grunhain-Beierfeld, Schwarzenberg District, Erzgebirge, Saxony, Germany
6.9 x 6.8 x 2.1 cm
Pyromorphite (classic material) (ex Kay Robertson Collection)
Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
5.3 x 2.4 x 2.0 cm
Quartz ("Faden" crystals) (ex Kay Robertson Collection)
Gauli, Lauteraar glacier, Lower Aar glacier area, Grimsel area, Hasli Valley, Bern, Switzerland
5.4 x 5.3 x 4.8 cm
Mineral Auctions