MINERAL COLLECTION LIQUIDATION AUCTION (part 1) - ends Thursday March 14, 2019

ends Thursday March 14, 2019
at 6:30 PM (Central Time Zone)

Featuring new specimens culled from the purchase of the Robertson, Burgess, and Logan (Rhodochrosite) collections! We have pieces set aside specifically for the auctions that didn't make it to the Tucson shows, along with new finds and old collections we've purchased. Look for a great mix of old classics and specimens you'd expect to see at retail prices at shows!


Some of the highlights from this week's include:

1. Superb RHODOCHROSITE from the 1970s finds at the N'Chwaning I Mine.
2. RHODOCHROSITES from the W.S. Logan Collection
3. Rare North Carolina LIMONITE after SIDERITE w/ RUTILE 4. Gem KUNZITE from a NEW FIND
5. Large SAPPHIRE from Madagascar
6. Old rare BORNITE after CHALCOCITE from Cornwall and a large SILVER
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Rhodochrosite (classic late 1970s finds)
N'Chwaning I Mine, Kuruman, Kalahari manganese field, South Africa
3.6 x 3.3 x 2.5 cm
Bornite ps. After Chalcocite (circa 1800's - classic, with sharp xls!)
Botallack Mine, Botallack, St Just, Cornwall, England
10.8 x 6.3 x 6.3 cm
Large leaf Silver (86 grams) - old classic!
Kerr Lake Mine, Cobalt, Ontario, Canada
16.5 x 4.4 x 0.3 cm
Gem Calcite (Rob Sielecki Coll.)
Dachang Sn-polymetallic ore field, Nandan Co., Hechi, Guangxi, China
5.5 x 1.9 x 1.1 cm
Amethyst on Feldspar (rare combo) Rob Sielecki Coll.
Brandberg Park Area, Erongo Region, Namibia
9.1 x 8.6 x 7.2 cm
Valentinite (2012 find)
Xikuangshan Sb deposit, Loudi Prefecture, Hunan Province, China
11.6 x 9.0 x 2.8 cm
Vanadinite on Calcite (Rob Sielecki Coll.)
San Carlos Mine, San Carlos, Chihuahua, Mexico
11.1 x 6.1 x 4.4 cm
DT Citrine (Rob Sielecki Coll.)
Mansa District, Luapula Province, Zambia
7.9 x 2.9 x 2.6 cm
Malachite, Chrysocolla & Heterogenite
Star of the Congo Mine, Lubumbashi, Haut-Katanga, DR Congo
9.7 x 7.6 x 5.8 cm
Large Turquoise & Libethenite (Rob Sielecki Coll.)
Mount Oxide Copper mine, Mount Gordon, Queensland, Australia
20.3 x 11.0 x 8.9 cm
Fluorite (fluorescent) w/ Baryte (rare combo)
El Hammam Mine , Meknès, Fès-Meknès Region, Morocco
8.9 x 8.8 x 4.5 cm
Large Pyrite (uncommon Mexico locale)
Cananea, Mun. de Cananea, Sonora, Mexico
15.3 x 13.0 x 9.8 cm
Cobaltoan Calcite (New Find)
Wenshan Mine, Wenshan Co., Wenshan, Yunnan, China
9.3 x 5.0 x 4.3 cm
Natrolite (uncommon CA) Kay Robertson Coll.
New Idria District, Diablo Range, San Benito Co., California
2.1 x 1.0 x 0.8 cm
Rhodochrosite w/ Fluorite (RARE combo) W.S. Logan Coll.
Uchucchacua Mine, Oyon Province, Lima, Peru
4.0 x 3.9 x 3.8 cm
Rhodochrosite & Quartz (illustrated) W.S. Logan Coll.
Trep?a complex, Kosovska Mitrovica, Kosovo
8.7 x 4.3 x 3.4 cm
Gem Baryte xls (classic find)
Meikle Mine, Bootstrap District, Elko Co., Nevada
9.3 x 6.4 x 5.7 cm
Rhodochrosite (uncommon locale - illustrated) W.S. Logan Coll.
Huachocolpa District, Huancavelica Province, Huancavelica, Peru
4.3 x 3.4 x 1.8 cm
Gold nuggets (old CA - 40.47 carats total mass)
Yuba River Placers area, Nevada Co., California
3.2 x 0.8 x 0.8 cm
Silver wires
Hongda Mine, Lingqiu Co., Datong, Shanxi, China
6.1 x 1.3 x 1.0 cm
Fluorite & Baryte (rare combo) Kay Robertson Coll.
Cacilia Mine, Freiung, Wolsendorf Fluorite mining District, Bavaria, Germany
10.2 x 9.7 x 8.5 cm
Pyrite, Sphalerite, Galena & Quartz (NEW FIND)
Huaron mines, Huayllay district, Pasco department, Peru
10.8 x 8.4 x 6.0 cm
Murdochite (rare microxls) on Quartz
Mex-Tex Mine, Bingham, Socorro Co., New Mexico
3.8 x 2.8 x 1.9 cm
Milarite & Quartz (classic, old Mexico) Kay Robertson Coll.
Valenciana Mine, Guanajuato, Guanajuato, Mexico
2.5 x 1.6 x 1.5 cm
Henbury meteorite (28 grams) Kay Robertson Coll.
Henbury Station, Northern Australia, Australia
3.8 x 2.1 x 1.0 cm
Siderite & Dolomite (Kay Robertson Coll.)
Nova Lima, Minas Gerais, Brazil
5.2 x 4.1 x 3.1 cm
Mineral Auctions