FINE MINERAL COLLECTION LIQUIDATION AUCTIONS - end Thursday, Aug 24, 2017 (set 1 of 2)

Ends Thursday, August 24, 2017
at 6:30 PM (Central Time Zone)

FEATURING MANY SPECIMENS FROM OLD MINERAL COLLECTIONS! Most of the specimens here are from old stashes and purchased dealer inventories that you cannot as easily find in today's market as in the past.

We are honored to announce the purchase of several large collections including the fantastic Kay Robertson collection of 10,000 specimens, filled with European treasures and old classics accumulated since she started collecting in 1928 (see our website for more information: http://www.irocks.com/kay-robertson-a-treasure-in-the-mineral-collecting-world)!


Some of the highlights from this week's include:
1. Rich CUPRITE from Milpillas
2. Classics and rarities from the Kay Robertson Collection
3. Large Tsumeb WULFENITE xls with COPPER & DOLOMITE
4. Rare ORE specimens from the Renaud Vochten Collection
5. Large GEM spinel-twinned FLUORITE from Pakistan
6. Bisbee CALCITE with MALACHITE
7. Rare large MOHAWKITE
8. Sharp CARROLLITE xl
9. Fine NEPTUNITE
10. Rare old Ivigtut, Greenland COLUMBITE
Filter By

Gemmy Cuprite xls
Milpillas Mine, Cuitaca, Sonora, Mexico
6.0 x 4.8 x 3.3 cm
Pisolitic Aragonite (RARE & RARE locale) Kay Robertson Coll.
Sedl, Habach valley, Hohe Tauern, Salzburg, Austria
9.2 x 7.2 x 3.6 cm
Prehnite ps. After Anhydrite ex Obodda
UBC Quarry, Woodland Park (West Paterson), Passaic Co., New Jersey
8.3 x 8.0 x 7.8 cm
Faden Quartz (Paul Otto Coll.)
Dara Ismael Khan District, South Waziristan, FATA, Pakistan
5.5 x 5.3 x 5.2 cm
Wulfenite (classic locale) Gail Hall Coll.
Erupcion Mine, Los Lamentos, Chihuahua, Mexico
10.5 x 9.0 x 3.4 cm
Columbite-(Fe) & Siderite in Quartz (old - rare) Kay Robertson Coll.
Ivigtut Cryolite deposit, Ivittuut, Arsuk Fjord, Sermersooq, Greenland
7.7 x 4.3 x 4.0 cm
Pyrite octahedrons (uncommon) Zerfass Coll.
Huaron mines, Huayllay district, Pasco department, Peru
12.3 x 8.3 x 6.8 cm
Color-zoned Fluorite (fluorescent) w/ Dolomite (Kay Robertson Coll.)
Cacilia Mine, Wolsendorf Fluorite mining District, Bavaria, Germany
13.0 x 6.5 x 2.4 cm
Iridescent Bornite ore (RARE) ex Renaud Vochten Coll.
Kombat Mine, Grootfontein Dist., Otjozondjupa Region, Namibia
10.0 x 5.4 x 3.2 cm
Fluorite (fluorescent) Kay Robertson Coll.
Erika Mine, Saulnhof, Wolsendorf Fluorite Mining District, Bavaria, Germany
10.8 x 7.8 x 4.7 cm
Native Copper on basalt (classic locale) Kay Robertson Coll.
Cape d'Or, Cumberland Co., Nova Scotia, Canada
5.6 x 5.3 x 2.8 cm
Metacinnabar & Cinnabar (RARE California) Kay Robertson Coll.
C Stope, New Idria Mine, New Idria District, Diablo Range, San Benito Co., California
2.5 x 1.9 x 1.0 cm
Radial Goethite w/ a Hematite cap (RARE Utah) Kay Robertson Coll.
Temple Mountain, San Rafael District, Emery Co., Utah
6.8 x 6.3 x 4.5 cm
Large unpolished Mohawkite (rare) ex Bob Hauck Coll.
Mohawk Mine, Keweenaw Co., Michigan
10.3 x 7.5 x 4.2 cm
Magnetite (classic locale) ex Ken Hollman Coll.
ZCA No. 4 Mine, Balmat, St. Lawrence Co., New York
2.9 x 2.5 x 2.1 cm
Bi-colored Fluorite octahedrons (fluorescent) Dr. Phillips Coll.
De'an fluorite mine, Wushan, Jiangxi Prov., China
12.9 x 7.5 x 3.1 cm
Gem Calcite (Tom Wolfe Coll.)
Mine No. 884, Leiping, Chenzhou Prefecture, Hunan Province, China
3.9 x 3.7 x 2.1 cm
Calcite incl. w/ hematite (Tom Wolfe Coll.)
Hammam-Zriba Mine, Zriba-Village, Zaghouan Governorate, Tunisia
5.6 x 4.7 x 3.8 cm
Orange Creedite
Mina Navidad, Durango, Mexico
9.2 x 6.0 x 5.7 cm
Calcite & Malachite (Bruce Murphy Coll.)
Buffalo Ridge Extension, Old Dominion Mine, Globe, Gila Co., Arizona
6.5 x 6.2 x 4.8 cm
Rhodochrosite & Quartz (classic locale)
Sweet Home Mine, Alma, Park Co., Colorado
4.4 x 3.9 x 3.1 cm
Galena on Chert (RARE old classic) ex Don Owens Coll.
Eagle Picher Mine, Cardin, Picher Field, Tri-State District, Ottawa Co., Oklahoma
9.8 x 6.8 x 6.4 cm
Dipyramidal Quartz & Fluorite on Siderite (rare combo)
Boltsburn Mine, Rookhope District, Weardale, Co. Durham, England
8.3 x 5.5 x 2.8 cm
Gemmy Tanzanite (62.15 carats)
Merelani Hills, Manyara Region, Tanzania
3.0 x 2.3 x 1.3 cm
DT gemmy Sapphire (fluorescent) Kay Robertson Coll.
Ratnapura, Sabaragamuwa Province, Sri Lanka
3.0 x 1.1 x 0.9 cm
Native Copper nugget (RARE California) Kay Robertson Coll.
Campo Seco District, Foothill Copper Belt, Calaveras Co., California
5.0 x 3.9 x 1.5 cm
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