FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday June 14th, 2018

Ends Thursday, June 14th, 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 Bedogne, 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. One of the new specimens of PURPLE QUARTZ ("Grape" Chalcedony / Agate) from Indonesia
2. A rarely seen specimen of TRANSLUCENT / GEMMY AMAZONITE on Smoky Quartz from Afghanistan
3. Excellent crystallized ROSE QUARTZ on QUARTZ from Brazil
4. A 3-piece set of WIRE SILVERS from the Hongda Mine in China
5. Gorgeous, gemmy, rich red colored metallic CUPRITE on matrix from the Milpillas Mine, Mexico
6. A lovely doubly-terminated, rich blue colored AQUAMARINE crystal from Erongo, Namibia
7. GEMMY VILLIAUMITE crystal from Mont Saint-Hilaire, Canada
8. Rarities include LEONITE with HALITE; CHAMOSITE ("Thuringite") after ALMANDINE; UMANGITE with CHALCOMENITE; and CREASEYITE
9. Page 2 features assorted minerals from the Kay Robertson collection
Filter By

Purple Quartz (var: Chalcedony / Agate) ("Grape" Chalcedony / Agate)
Mamuju area, Sulawesi Barat Province, Sulawesi, Indonesia
8.7 x 4.2 x 3.3 cm
Quartz included by Fuchsite ("phantom")
Iovitra, Itremo massif, Ambatofinandrahana District, Amoron'i Mania Region, Fianarantsoa Province, Madagascar
4.7 x 1.8 x 1.4 cm
Calcite on Dolomite with Siderite (ex Dave Bergman Collection)
Billy Creek Wildlife Refuge, Ouray County, Colorado
4.1 x 2.9 x 1.6 cm
Red Quartz
Tinejdad, Er Rachidia Province (Errachidia Province), Meknes-Tafilalet Region, Morocco
14.1 x 8.3 x 5.2 cm
Wire Silver (3 pieces)
Hongda Mine, Xiaoqinggou Ag-Mn deposit, Lingqiu Co., Datong Prefecture, Shanxi Province, China
1.7 x 0.5 x 0.1 cm to 1.0 x 0.3 x 0.1 cm
Amazonite (translucent!) with Smoky Quartz (rare locality)
Madan Shar, Kabul Province, Afghanistan
3.8 x 3.5 x 2.1 cm
Pectolite (fine crystals) (ex Charlie Key Collection)
Jeffrey Mine, Asbestos, Les Sources RCM, Estrie, Quebec, Canada
3.1 x 2.7 x 1.7 cm
Legrandite (rare classic material)
Ojuela, Mapimi, Durango, Mexico
1.7 x 1.1 x 0.6 cm
Adamite (Cuprian)
Ojuela Mine, Mapimi, Durango, Mexico
7.0 x 3.6 x 2.5 cm
Axinite-(Fe)
Khapalu (Khaplu), Ganache District (Ghanche District), Gilgit-Baltistan (Northern Areas), Pakistan
2.7 x 2.7 x 2.3 cm
Barite (ex Brian Kosnar Collection)
Book Cliffs Area, near Grand Junction, Mesa County, Colorado
2.9 x 0.7 x 0.6 cm
Leonite with Halite (extremely rare)
U. S. Potash Co. Mine, Carlsbad Potash District, Eddy County, New Mexico
5.5 x 5.4 x 3.2 cm
Barite and Marcasite (polished)
Lubin Mine, Legnica, Lower Silesia (Dolnoslaskie), Poland
10.6 x 9.7 x 3.3 cm
Cassiterite (cyclic twins) with Quartz
Viloco Mine, Loayza Province, La Paz Department, Bolivia
2.6 x 2.1 x 2.1 cm
Calcite
Tieshan Fe-Cu deposit, Tieshan District, Huangshi Prefecture, Hubei Province, China
9.6 x 8.1 x 3.1 cm
Chamosite ("Thuringite") pseudomorph after Almandine
Michigamme Mine, Michigamme, Marquette iron range, Marquette County, Michigan
2.8 x 2.1 x 1.7 cm
Villiaumite (ex Charlie Key Collection)
Poudrette quarry, Mont Saint-Hilaire, La Vallee-du-Richelieu RCM, Monteregie, Quebec, Canada
1.5 x 0.9 x 0.5 cm
Vivianite (ex Rolando Gioia Collection)
Jocao pegmatite, Conselheiro Pena, Minas Gerais, Brazil
3.2 x 2.3 x 0.4 cm
Petrified Wood
Madagascar
4.3 x 3.4 x 1.6 cm
Azurite with Malachite
Liufengshan Mine, Anqing-Guichi Mining District, Guichi District, Chizhou Prefecture, Anhui Province, China
5.3 x 2.7 x 2.2 cm
Wavellite
Siglo XX mine, Llallagua, Bustillo Province, Potosi Department, Bolivia
7.0 x 3.4 x 3.0 cm
Cuprite (great gemminess and unique crystallization)
Milpillas Mine, Cuitaca, Mun. de Cananea, Sonora, Mexico
10.3 x 8.3 x 2.6 cm
Umangite with Chalcomenite (very rare) (ex Josef Vajdak)
Las Asperezas mine (Sarmiento deposit; Veta Sarmiento), Sierra de Cacho, Villa Castelli, General Lamadrid department, La Rioja, Argentina (Type Locality)
5.1 x 2.5 x 1.3 cm
Rosasite
Ojuela Mine, Mapimu, Mun. de Mapimu, Durango, Mexico
5.7 x 3.1 x 1.8 cm
Tetrahedrite with Chalcopyrite (classic material) (ex Kay Robertson Collection)
Daly-Judge Mine, Park City District, Wasatch Mts, Summit County, Utah
6.6 x 5.3 x 4.3 cm
Meyerhofferite (rare borate) (ex Kay Robertson Collection)
Furnace Creek District (Death Valley Area Borate Deposits), Inyo County, California
2.5 x 2.3 x 1.2 cm
Creaseyite (extremely rare) (ex Kay Robertson Collection)
Mammoth-Saint Anthony Min, Tiger, Mammoth District, Pinal County, Arizona (Type Locality)
5.2 x 4.0 x 2.7 cm
Mineral Auctions