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

Apatite (RARE LCOALE) Kay Robertson Coll.
Hormuz Island, Hormozgan Province, Iran
2.9 x 1.7 x 1.5 cm
Baryte on Fluorite (uncommon combo - fluorescent) Kay Robertson Coll.
Hermine Mine, Lissenthan, Wolsendorf Fluorite Mining District, Bavaria, Germany
8.7 x 7.3 x 4.6 cm
Fluorite coated w/ Quartz (old) Kay Roberston Coll.
Helene Mine, Brudersdorf, Nabburg, Wolsendorf Fluorite Mining District, Bavaria, Germany
8.2 x 7.3 x 3.9 cm
Datolite included by Copper (classic locale) Kay Robertson Coll.
Copper Country, Keweenaw Peninsula, Michigan
9.3 x 6.0 x 2.1 cm
Fine, rich Astrophyllite, Aegirine & Microcline (classic locale)
Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia
6.7 x 6.6 x 2.4 cm
Large Calcite on Sphalerite (Zerfass Coll.)
Elmwood Mine, Carthage, Smith Co., Tennessee
17.7 x 15.8 x 9.7 cm
Sphalerite, Pyrite & Quartz (classic locale) Zerfass Coll.
Trepca complex, Kosovska Mitrovica, Kosovo
10.3 x 9.0 x 6.0 cm
Large bi-colored Fluorite (Zerfass Coll.)
Cave-in-Rock, Cave-in-Rock Sub-District, Hardin Co., Illinois
14.8 x 14.8 x 8.7 cm
Large Calcite on Galena (classic locale) Zerfass Coll.
Joplin Field, Tri-State District, Jasper Co., Missouri
14.4 x 10.3 x 5.8 cm
Doubly terminated gemmy Kunzite, with base
Oceanview Mine, Pala, San Diego Co., California
13.0 x 2.8 x 1.4 cm
Spinel & Chondrodite
Sungate Mine, An Phu, Luc Yen, Yenbai Province, Vietnam
2.6 x 2.1 x 0.8 cm
Augelite & Quartz (2012 find)
Mundo Nuevo Mine, La Libertad Department, Peru
3.8 x 3.3 x 2.1 cm
Large DT Clinozoisite (rare size)
Alchuri, Shigar Valley, Skardu District, Gilgit-Baltistan, Pakistan
13.9 x 2.7 x 2.1 cm
Shattuckite ps. After Dioptase
Tantara Mine, Shinkolobwe, Katanga Copper Crescent, Democratic Republic of Congo
4.5 x 3.1 x 2.4 cm
Cerussite (ex Treseder Coll.)
Tynagh Mine, Killimor, Co. Galway, Ireland
7.8 x 5.7 x 5.0 cm
Dolomite & Fluorite (fluorescent) (RARE combo)
Manaoshan Mine, Chenzhou Prefecture, Hunan Province, China
6.5 x 4.3 x 4.1 cm
Spinel-twinned Silver in Calcite
Imiter Mine, Ouarzazate Province, Draa-Tafilalet Region, Morocco
8.1 x 5.5 x 3.1 cm
Wulfenite (old circa 1880s) Bruce Murphy Coll.
Toughnut Mine, Tombstone, Cochise Co., Arizona
6.2 x 5.4 x 4.2 cm
Large, unusual, Plumbogummite ps. After Pyromorphite (2015 find)
Yangshuo Mine, Guilin Pref., Guangxi Zhuang A.R., China
12.0 x 9.0 x 6.0 cm
Unusual Smoky Quartz w phantom (Zerfass Coll.)
Diamantina, Minas Gerais, Brazil
12.3 x 7.4 x 5.8 cm
Exceptional gem Fluorite w/ phantoms (Soregaroli Coll.)
Okorusu Mine, Otjiwarongo District, Namibia
8.3 x 6.7 x 4.2 cm
Fine floater Cobaltite (old classic, late 1800s)
Hakansboda, Lindesberg, Vastmanland, Sweden
1.9 x 1.6 x 1.4 cm
Amethyst "flower"
Irai, Rio Grande do Sul, Brazil
11.4 x 9.6 x 6.1 cm
Copper xls (RARE superb old classic) Kay Robertson Coll.
Franklin Jr. Mine, Ripley, Houghton Co., Michigan
11.9 x 7.5 x 1.3 cm
Mineral Auctions