FINE MINERAL COLLECTION LIQUIDATION AUCTIONS - end Thursday, Aug 17, 2017 (set 1 of 2)

Ends Thursday, August 17, 2017
at 6:30 PM (Central Time Zone)

This week's auction is filled with new material from old collections, including a number of FINE OLD CLASSICS VALUED OVER $2000 - starting at $10!

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. Fine POWELLITE and APOPHYLLITE valued over $2000
2. Rare style, large valuable CHINESE BLUE PLUMBOGUMMITE pseudomorph
3. Classics and rarities from the Kay Robertson Collection
4. Rare fine AUGITE xl from Franklin
5. Superb old COBALTITE from Sweden
6. RARE Arizona AURICHALCITE and WULFENITE from old localities
7. Exceptional color-zoned OKORUSU PHANTOM FLUORITE from 1980s finds!
8. Superb rare old Michigan COPPER valued over $2000- rare locality!
9. Large Elmwood CALCITE CLUSTER from the 1980s
10. Specimens from the Paul Zerfass Collection of French and worldwide classics.
Filter By

Pyromorphite (old classic)
Wheatley Mines, Phoenixville, Chester Co., Pennsylvania
3.0 x 2.0 x 1.8 cm
Hematite ps. After Magnetite (Kay Robertson Coll.)
Payun volcano, Altiplano de Payun Matru, Mendoza, Argentina
4.5 x 1.8 x 1.6 cm (Largest of 2)
Hematite (uncommon style) ex Dr. B. Phillips Coll.
Mt Calvario, Etna Volcanic Complex, Catania Province, Sicily, Italy
11.0 x 8.2 x 4.3 cm
Chalcocite (old classic)
Cornwall, England
7.2 x 5.2 x 2.9 cm
Gaudefroyite & Andradite Garnet ex Charlie Key
Kalahari manganese field, Northern Cape Province, South Africa
3.8 x 3.0 x 1.9 cm
Calcite (Tom Wolfe Coll.)
Elmwood Mine, Carthage, Smith Co., Tennessee
4.3 x 3.6 x 2.2 cm
Striated gem Calcite twin (fluorescent) Wolfe Coll.
Nikolaevskiy Mine, Dal'negorsk, Russia
6.9 x 5.4 x 3.1 cm
Fluorite (fluorescent) w/ Dolomite & Quartz (Kay Robertson Coll.)
Cacilia Mine, Wolsendorf Fluorite mining District, Bavaria, Germany
9.5 x 8.3 x 3.4 cm
Calcite (old classic) ex Saxlehner & Robertson Coll.
Porretta Terme, Bologna Province, Emilia-Romagna, Italy
10.3 x 8.0 x 3.2 cm
Manebach-twinned Microcline w/ Schorl
Shigar Valley, Skardu District, Gilgit-Baltistan, Pakistan
12.0 x 10.7 x 9.3 cm
Amethyst (uncommon locale) ex Paul Zerfass Coll.
Les Isserts, Saint-Jacques-d'Ambur, Puy-de-Dome, Auvergne-Rhone-Alpes, France
12.2 x 7.2 x 6.9 cm
Azurite (pre-1910) Kay Robertson Coll.
Copper Queen Mine, Bisbee, Cochise Co., Arizona
7.0 x 5.6 x 4.1 cm
Rhodochrosite (old classic) Kay Robertson Coll.
Oppu Mine, Aomori Prefecture, Honshu Island, Japan
5.8 x 2.8 x 2.5 cm
"Alligator" Smoky Quartz (Zerfass Coll.)
Divino das Laranjeiras, Minas Gerais, Brazil
18.4 x 12.7 x 4.4 cm
Pyromorphite on Quartz casts after Calcite (rare) Zerfass Coll.
Daoping Mine, Guilin Prefect., Guangxi Zhuang A.R., China
15.7 x 12.1 x 5.5 cm
Mimetite (2003 finds) Zerfass Coll.
Pingtouling Mine, Liannan Co., Guangdong Province, China
7.9 x 6.7 x 3.6 cm
Andradite Garnet (Dan Helm & Bruce Murphy Coll.)
Stanley Butte, Graham Co., Arizona
4.4 x 2.6 x 2.1 cm
Augite (rare - classic locale) ex Ghent University, Belgium
Franklin Mining District, Sussex Co., New Jersey
6.3 x 4.9 x 4.5 cm
Rhodochrosite, Quartz, Tetrahedrite, etc.
Sweet Home Mine, Alma, Park Co., Colorado
6.5 x 3.3 x 3.3 cm
Aurichalcite w/ Aragonite (RARE Arizona loc.) Bruce Murphy Coll.
49 Mine, Empire District, Pima Co., Arizona
10.2 x 6.3 x 5.5 cm
HUGE, Doubly-terminated Vesuvianite
Sierra de Cruces, Coahuila, Mexico
6.5 x 3.9 x 3.5 cm
Cubanite (RARE), Magnetite, Chalcopyrite (rare), Iowaite (rare), etc (ex Renaud Coll.)
Palabora mine, Phalaborwa, Limpopo Province, South Africa
10.7 x 7.9 x 6.2 cm
Mineral Auctions