FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday January 18th, 2018

Ends Thursday, January 18th, 2018
at 6:45 PM (Central Time Zone)



This week's auction is filled with new material we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. Look for pieces mixed in from various collections we've obtained including Willard Wulff, Rolando Gioia, Kay Robertson, Francesco Bedogné, and Paul Zerfass, along with dealers' inventories. Look here for the not so typical mineral specimens along with plenty of your favorites. We don't just offer the "standard 20 species", but an eclectic mix of specimens that appeal to everybody! Enjoy!


Some of the highlights from this week's auction include:

1. Beautiful ELECTRIC green CHROME TOURMALINE from Kenya
2. Classic pseudomorphs of MALACHITE after AZURITE on matrix from the Milpillas Mine, Mexico
3. Large crystals of NATIVE COPPER from the Central Mine in Michigan
4. Beautiful classic yellow MIMETITE specimen from the Ojuela Mine, Mexico
5. Rare and colorful ELECTRIC blue COPPER-BEARING TOURMALINE from Paraiba, Brazil
6. Rhodochrosite from the Champion Mine in Colorado (ex Dave Bergman Collection)
7. Fine quality GEMMY green crystals of SPHALERITE from the Bliesenbach Mine in Germany
8. PAGE 2 features assorted minerals from the Kay Robertson Collection!
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Gypsum in Marble (classic material) (ex Kay Robertson Collection)
Carrara, Apuan Alps, Massa-Carrara Province, Tuscany, Italy
6.7 x 6.2 x 3.7 cm
Calcite (ex Kay Robertson Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
7.2 x 6.2 x 2.7 cm
Native Iron (ex Kay Robertson Collection)
Khungtukun Massif, Malaya Romanikha River, Khatanga, Taimyr Peninsula, Taymyrskiy Autonomous Okrug, Eastern-Siberian Region, Russia
3.0 x 3.0 x 2.0 cm
Dravite (old classic) (ex Kay Robertson Collection)
Dobrova, Dravograd (Unterdrauburg), Slovenia (Type Locality)
6.2 x 4.6 x 2.6 cm
Magnetite (twinned) (ex Kay Robertson Collection)
Kohlergraben, Lercheltini, Binntal, Wallis, Switzerland
1.7 x 1.1 x 0.6 cm
Prehnite (ex Kay Robertson Collection)
La Combe de la Selle, St Christophe-en-Oisans, Bourg d'Oisans, Isere, Auvergne-Rhone-Alpes, France
9.6 x 6.6 x 2.0 cm
Calcite on Hematite (ex Kay Robertson Collection)
Ironwood, Gogebic Iron Range, Gogebic County, Michigan
5.7 x 3.7 x 2.9 cm
Hornblende (old classic) (ex Kay Robertson Collection)
Studsdalen, Kragero, Telemark, Norway
6.2 x 2.1 x 1.1 cm
Sphalerite (fine crystals) (ex Kay Robertson Collection)
Bliesenbach Mine, Loope, Engelskirchen, Bergisches Land, North Rhine-Westphalia, Germany
4.6 x 3.6 x 3.3 cm
Fluorite (ex Kay Robertson Collection)
Bujiger Mine (Bujgar Mine), Har-Ayrak (Khar-Airag), Dornogovi Aimag, Mongolia
7.2 x 6.3 x 4.6 cm
Topaz (ex Kay Robertson Collection)
Russing Mountains Area, Arandis, Erongo Region, Namibia
7.3 x 5.7 x 5.3 cm
Smithsonite (ex Kay Robertson Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
7.2 x 4.7 x 3.1 cm
Fluorite with Calcite (rare locale) (ex Kay Robertson Collection)
Silver Wing Mine, near Silverton, San Juan County, Colorado
7.2 x 5.3 x 3.4 cm
Epidote (ex Kay Robertson Collection)
Pampa Blanca, Ica Department, Peru
7.7 x 4.1 x 1.7 cm
Axinite-(Fe) (ex Kay Robertson Collection)
Catogne, Martigny, Valais (Wallis), Switzerland
2.6 x 2.1 x 2.1 cm
Tyrolite (rare) (ex Kay Robertson Collection)
Falkenstein, Falkenstein District, Schwaz, Brixlegg - Schwaz area, Inn valley, North Tyrol, Tyrol, Austria (Type Locality)
10.2 x 5.2 x 3.2 cm
Smithsonite on Mimetite (ex Kay Robertson Collection)
Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia
6.3 x 4.7 x 4.1 cm
Pyrite on Dolomite (ex Kay Robertson Collection)
Vereinigung Mine, Katzwinkel, Betzdorf, Siegerland, Rhineland-Palatinate, Germany
4.2 x 3.6 x 0.8 cm
Mimetite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
8.0 x 5.1 x 3.8 cm
Amethyst (rare "Fenster" habit for the locality)
Bombori, Potosi Department, Bolivia
3.7 x 3.6 x 1.7 cm
Spessartine (ex Kay Robertson Collection)
El Alamo, Mun. de Ensenada, Baja California, Mexico
8.3 x 7.2 x 3.7 cm
Smithsonite (rare locale) (ex Kay Robertson Collection)
Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal County, Arizona
7.2 x 5.2 x 4.3 cm
Descloizite (superb for the locality) (ex Kay Robertson Collection)
Kabwe Mine (Broken Hill Mine), Kabwe (Broken Hill), Kabwe District, Central Province, Zambia
2.5 x 2.1 x 1.7 cm
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