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

Fluorite (fluorescent)
Sweet Home Mine, Alma, Park Co., Colorado
2.1 x 1.8 x 1.7 cm
Fluorite (Willard Perkin & Kay Robertson Coll.)
Mina Ojuela, Mapimi, Durango, Mexico
2.0 x 1.5 x 1.3 cm
Azurite "balls" (Type Locality - old classic) Kay Robertson Coll.
Chessy-les-Mines, Rhone, Auvergne-Rhone-Alpes, France
3.3 x 3.2 x 2.4 cm
Cassiterite "wood tin" (Kay Robertson Coll.)
Taylor Creek Tin District (Black Range Tin District), Sierra Co., New Mexico
5.5 x 2.6 x 1.5 cm (largest of 3)
Quartz encl. Brookite ex Obodda
Taftan, Chagai District, Balochistan, Pakistan
10.3 x 6.7 x 6.4 cm
Large Chalcocite ore w/ Chrysocolla (RARE - old) ex Ghent University, Belgium
Likasi Mine, Katanga, Democratic Republic of Congo
13.6 x 11.1 x 6.9 cm
Caledonite & Fluorite (rare, rich CA) Kay Robertson Coll.
Blue Bell Mine, Zzyzx, Soda Mts, San Bernardino Co., California
3.5 x 2.1 x 1.2 cm
Malachite ps. After Azurite (uncommon) ex Dr. Phillips Coll.
Lupoto Mine, Kakumba, Katanga, Democratic Republic of Congo
10.3 x 9.3 x 7.2 cm
Rhodochrosite (RARE style - old classic) Kay Robertson Coll.
Oppu Mine, Aomori Prefecture, Honshu Island, Japan
6.5 x 4.7 x 3.3 cm
Azurite (Willard Perkin & Kay Robertson Coll.)
Touissit, Jerada Province, L'oriental Region, Morocco
2.0 x 1.4 x 0.8 cm
Neptunite & Natrolite (classic locale)
Dallas Gem Mine, San Benito Co., California
11.2 x 6.8 x 4.2 cm
Calcite (old classic)
Bigrigg Mine, Bigrigg, Cumbria, England
9.7 x 9.3 x 3.6 cm
Hausmannite (Charlie Key Coll.)
Kalahari manganese field, Northern Cape Province, South Africa
3.6 x 2.8 x 2.6 cm
Gem spinel-twinned Fluorite
Chumar Bakhoor, Hunza Valley, Gilgit-Baltistan, Pakistan
9.8 x 9.0 x 3.3 cm
Sharp Carrollite xl
Kamoya South II Mine, Kambove District, Katanga, Democratic Republic of Congo
3.7 x 3.2 x 3.0 cm
Pyromorphite w/ Cerussite (uncommon - self-collected by Paul Zerfass)
Les Farges Mine, Ussel, Correze, Nouvelle-Aquitaine, France
13.2 x 10.2 x 7.7 cm
Mineral Auctions