FINE MINERAL SPECIMEN AUCTIONS (set 1 of 2) - end Nov 16, 2017

Ends Thursday, November 16th, 2017
at 6:30 PM (Central Time Zone)

Up for auction is a very broad mix of minerals including specimens worth over $1000 - all starting at $10 bids, from the last 200 years and from many countries and places...the results of our large collection purchases over the last few years! Look for featured specimens from the Kay Robertson collection. Her collection is loaded with old classics and esoteric pieces from all over that you cannot find on the market today!


Some of the highlights from this week's include:
1. Classics and rarities from the Kay Robertson & Paul Zerfass Collections
2. EMERALD NEW FIND from Ethiopia
3. Superb, rare SWISS GEM TITANITE TWIN and a RUSSIAN PHENAKITE (*ex. Robertson)
4. Large Bisbee MALACHITE circa 1900 - over 100 years old!
5. Rare ANGLESITE from the Bunker Hill Mine
6. Classic RHODOCHROSITE from the Sunnyside Mine
7. Gem BERYL from Brazil
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DT Kunzite (old - classic locale) John Grieger & Kay Robertson Coll.
Pala Chief Mine, Chief Mountain, Pala, San Diego Co., California
5.2 x 3.8 x 1.7 cm
Hemimorphite, Smithsonite & Conichalcite (California!) Kay Robertson Coll.
Mohawk Mine, Mohawk Hill, Clark Mts, San Bernardino Co., California
3.0 x 3.0 x 2.3 cm
Calcite w/ Hyalite Opal (RARE NM locale) Chris Cowan Coll.
Toro Rock Products Quarry, Organ Mts, Dona Ana Co., New Mexico
5.8 x 4.7 x 3.6 cm
Hauyne var. Lazurite (ex Obodda)
Sar-e-Sang, Koksha Valley, Badakhshan Province, Afghanistan
6.0 x 5.2 x 3.0 cm
Prehnite (classic locale) Kay Robertson Coll.
La Combe de la Selle, Bourg d'Oisans, Isere, Auvergne-Rhone-Alpes, France
5.5 x 2.8 x 1.5 cm
Prehnite on Diopside (superb for locale)
Jeffrey Mine, Asbestos, Quebec, Canada
3.5 x 3.2 x 2.8 cm
Gemmy Emerald (New Find - 62.35 carats)
Shakiso, Oromia Region, Ethiopia
2.5 x 2.0 x 1.9 cm
Phenakite (RARE, old ,prismatic crystal ) Kay Robertson Coll.
Malyshevo, Ekaterinburg, Middle Urals, Russia
1.9 x 1.5 x 1.1 cm
Fluorapatite (fluorescent) w/Siderite (Soregaroli Coll.)
Level 3, Panasqueira Mine, Castelo Branco Dist., Portuga
7.9 x 5.7 x 3.1 cm
Stibnite altering to Stibiconite (RARE loc.) American Museum & Robertson Coll.
Stayton District, Hollister, Diablo Range, San Benito Co., California
10.3 x 5.5 x 3.6 cm
Mimetite (RARE - new 2017 find)
Adami No. 2 Mine, Plaka, Lavrion District, Attiki Prefecture, Greece
7.1 x 6.0 x 1.6 cm
Prehnite & Epidote (rare combo) Kay Robertson Coll.
San Ysidro, Baja California, Mexico
4.5 x 3.4 x 2.9 cm
Kimberlite (rare Russian locality piece) ex Soregaroli Coll.
Udachnaya pipe, Daldyn-Alakit kimberlite field, Eastern-Siberian Region, Russia
5.6 x 4.6 x 3.2 cm
Pyromorphite & Smoky Quartz (rare -& old) Kay Robertson Coll.
Dunbrack mine, Musquodoboit Harbour, Halifax Co., Nova Scotia, Canada
4.6 x 4.1 x 3.9 cm
Pyromorphite (RARE - old classic locale) Kay Robertson Coll.
Berezovskoe Au Deposit, Ekaterinburg, Middle Urals, Russia
4.5 x 3.8 x 2.4 (Largest of 2)
Olmiite & Calcite (2016 find)
Chocolate Pocket, N'Chwaning II Mine, Kalahari manganese field, South Africa
5.4 x 3.7 x 3.5 cm
Calcite (excellent) Dr. Gary Hansen Coll.
Baker Quarry, Thomasville, York Co., Pennsylvania
8.8 x 7.2 x 4.7 cm
"Bush" Copper (RARE Arizona find - old) Kay Robertson Coll.
Clifton, Copper Mountain District, Greenlee Co., Arizona
8.0 x 6.0 x 4.4 cm
Copper wires and crystals (rare style - Michigan)
Central Mine, Central, Keweenaw Co., Michigan
7.8 x 5.1 x 5.0 cm
Heterogenite & Chrysocolla
Star of the Congo Mine, Lubumbashi, Katanga, Democratic Republic of Congo
6.7 x 6.2 x 4.9 cm
Agatized fossil Coral pair (Chalcedony) Hauck Coll.
Tampa Bay, Hillsborough County, Florida
10.4 x 4.2 x 2.1 cm (largest of 2)
DT Smoky Quartz (uncommon locale) Paul Zerfass Coll.
Governador Valadares, Minas Gerais, Brazil
13.1 x 10.6 x 8.4 cm
Very Large Malachite (classic Bisbee circa 1900) ex Mullane Coll.
Copper Queen Mine (Czar shaft), Bisbee, Cochise Co., Arizona
20.9 x 19.0 x 12.0 cm
Aegirine w/ Feldspar & Smoky Quartz ex Obodda
Mount Malosa, Zomba District, Malawi
5.4 x 3.3 x 2.5 cm
Tremolite var. Hexagonite (rare) Kay Robertson Collection
Gouverneur Mine, Fowler, St Lawrence Co., New York
2.2 x 1.5 x 1.2 cm
Mineral Auctions