FINE MINERAL COLLECTION and INVENTORY LIQUIDATION AUCTION (set 2 of 2) - FEATURING SPECIMENS FROM THE KAY ROBERTSON COLLECTION - end Thursday April 26th, 2018

Ends Thursday, April 26th, 2018
at 6:45 PM (Central Time Zone)



We have a great selection of material that we picked up over the last few months along with rarities, unusual pieces, gem crystals, classics and display specimens. Look for new goodies from Tucson along with new collection acquisitions to appear in the coming weeks. You'll even find a few fossils, carvings / lapidary items and gemstones mixed in every now and then. We'll still have selections from various collections we've obtained including Willard Wulff, Francesco Bedogné, Paul Zerfass, Rolando Gioia, and plenty of pieces from Kay Robertson along with various 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. GOLD on QUARTZ from the Timmins Area in Ontario, Canada
2. RARE bi-colored TANZANITE crystal from Merelani, Tanzania
3. Big, classic, hard to find cabinet sized STIBNITE specimen from Bolivia (ex Rich Kosnar Collection)
4. Classic, fine quality, "flower"-like shaped specimen of ANDORITE from the famous San Jose Mine, Bolivia
5. Beautiful "flame"-orange colored BROOKITE crystal on matrix from Pakistan (ex Francesco Bedogné Collection)
6. Many gem crystal specimens including various species of GARNET, plus TOURMALINES and AQUAMARINES
7. Rarities include species like ZINCOWOODWARDITE and HUREAULITE
8. Page 2 features plenty of minerals from the Kay Robertson collection
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Fluorite (classic material) (ex Kay Robertson Collection)
Nenthead, Alston Moor District, Cumbria, England, UK
8.3 x 7.2 x 3.5 cm
Fluorapatite (classic material) (ex Kay Robertson Collection)
Panasqueira, Covilha, Castelo Branco District, Portugal
2.7 x 2.1 x 2.0 cm
Xanthoconite (ex Kay Robertson Collection)
Miedzianka (Kupferberg), Jelenia Gora District, Rudawy Janowickie Mts, Lower Silesia (Dolnoslaskie), Poland
7.0 x 6.2 x 3.2 cm
Bertrandite (good crystals) (ex Kay Robertson Collection)
Akchatau Mine, Karagandy Province, Kazakhstan
3.8 x 3.7 x 2.0 cm
Azurite (ex Kay Robertson Collection)
Blackbird Mine (Pioneer Mine), Big Indian District (Lisbon Valley Area), San Juan County, Utah
1.2 x 1.2 x 1.2 cm
Tourmaline ("Rubellite") (old classic) (ex Kay Robertson Collection)
Rozna pegmatite (Rozna; Roschna), Rozna, Zdar nad Sazavou District, Vysocina Region, Moravia, Czech Republic
5.1 x 4.8 x 2.1 cm
Calcite with Aurichalcite (classic material) (ex Kay Robertson Collection)
Kelly Mine, Magdalena District, Socorro County, New Mexico
5.3 x 4.2 x 3.2 cm
Thomsonite (good micro crystals) (ex Kay Robertson Collection)
Zirnowitz, Decin (Tetschen), Usti Region, Bohemia, Czech Republic
7.1 x 5.8 x 1.7 cm
Pascoite (very rare) (ex Kay Robertson Collection)
Firefly-Pigmay Mine, La Sal Quadrangle, San Juan County, Utah
8.0 x 6.7 x 1.7 cm
Hornblende (ex Kay Robertson Collection)
Capelinha, Minas Gerais, Brazil
12.2 x 3.7 x 2.3 cm
Bornite (HARD TO FIND locality specimen) (ex Kay Robertson Collection)
Himmelreich Mine (Shaft 238 / Shaft 44), Gehringswalde, Marienberg District, Erzgebirge, Saxony, Germany
7.1 x 4.2 x 1.6 cm
Tuscanite with Liottite (rare material) (ex Kay Robertson Collection)
Case Collina (Toscopomici quarry), Pitigliano, Grosseto Province, Tuscany, Italy (Type Locality for BOTH species!)
4.1 x 1.7 x 1.0 cm
Sphalerite (old and hard to find specimen) (ex Kay Robertson Collection)
Berzelius Mine, Herkenrath, Bensberg, Overath, Bergisches Land, North Rhine-Westphalia, Germany
6.3 x 3.2 x 1.8 cm
Axinite-(Fe) (mined prior to WWII) (ex Kay Robertson Collection)
Scopi, Medel Valley, Grischun (Graubunden), Switzerland
5.0 x 4.0 x 3.2 cm
Drusy Quartz on Chrysocolla (ex Kay Robertson Collection)
Miami-Inspiration District, Globe-Miami District, Gila County, Arizona
6.0 x 4.7 x 3.8 cm
Aquamarine
Pingwu beryl mine, Huya Township, Mt Xuebaoding, Pingwu Co., Mianyang Prefecture, Sichuan Province, China
9.3 x 5.8 x 3.5 cm
Dioptase
Kimbedi, Mindouli District, Pool Department, Republic of Congo (Brazzaville)
6.7 x 3.7 x 2.3 cm
Opal-AN (Hyalite Opal) with Carbonate-rich Fluorapatite (var: "Staffelite")
Valec (Waltsch), Doupov (Duppau), Karlovy Vary Region, Bohemia, Czech Republic
4.0 x 3.2 x 2.3 cm
Tanzanite (rare bi-color crystal)
Merelani Hills, Simanjiro District, Manyara Region, Tanzania
1.3 x 1.0 x 0.8 cm
Smithsonite (ex Willard Wulff Collection)
Kelly Mine, Magdalena District, Socorro County, New Mexico
6.8 x 3.2 x 2.3 cm
Olivenite (classic locality specimen) (ex Kay Robertson Collection)
Majuba Hill Mine, Antelope District, Pershing County, Nevada
5.2 x 4.7 x 2.7 cm
Brookite (ex Francesco Bedogne Collection)
Kharan, Baluchistan, Pakistan
7.2 x 4.3 x 2.8 cm
Fluorite (ex Frank M. Levy Collection)
Hilton, Escarpment District, Cumbria, England, UK
4.2 x 3. 3x 3.0 cm
Erythrite (RARE locality specimen) (ex Kay Robertson Collection)
Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
6.8 x 3.7 x 2.6 cm
Mineral Auctions