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Cassiterite (cyclic twins) on Quartz
Viloco Mine, Loayza Province, La Paz, Bolivia
Ex. Gary and Terry Butts
5.7 x 5.6 x 2.6 cm
Winning Bid: $151
Fluorite (gemmy ''phantom'' crystals) with Petroleum var: Bitumen
Minerva No. 1 Mine, Ozark-Mahoning group, Cave-In-Rock Mining Sub-District, Hardin Co., Illinois, USA
Ex. Gary and Terry Butts
9.2 x 7.7 x 6.9 cm
Winning Bid: $508
Silver on Calcite
Batopilas, Andres del Rio Dist., Mun. de Batopilas, Chihuahua, Mexico
Ex. Gary and Terry Butts
4.3 x 2.6 x 2.2 cm
Winning Bid: $43
Epidote with Quartz
Green Monster Mountain, Prince of Wales Island, Alaska
Ex. Gary and Terry Butts
4.3 x 4.2 x 2.3 cm
Winning Bid: $133
Azurite (''rosettes'')
Lisbon Valley Mining District, San Juan Co., Utah, USA
Ex. Gary and Terry Butts
5.2 x 3.8 x 2.6 cm
Winning Bid: $575
Manganite (old classic material)
Ilfeld, Nordhausen, Harz, Thuringia, Germany (Type Locality)
Ex. Gary and Terry Butts
5.1 x 5.0 x 3.2 cm
Winning Bid: $383
Ferberite (twin)
Tasna Mine, Cerro Tasna, Nor Chichas Prov., Potosí, Bolivia
Ex. Gary and Terry Butts
6.3 x 5.7 x 5.2 cm
Winning Bid: $198
Sphalerite (superb color and quality) with rare FLUORITE association!
Emperius Mine, Creede Mining District, Mineral Co., Colorado, USA
Ex. Gary and Terry Butts
16.7 x 13.2 x 9.6 cm
Winning Bid: $547
Fluorite with Sphalerite
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
Ex. Gary and Terry Butts
5.7 x 5.1 x 2.8 cm
Winning Bid: $130
Rhodochrosite
N'Chwaning Mines, Kalahari Mn Field, Northern Cape, South Africa
Ex. Gary and Terry Butts
5.6 x 3.7 x 2.6 cm
Winning Bid: $430
Cassiterite with Wavellite (rare association)
Huanuni Mine, Huanuni, Pantaleón Dalence Province, Oruro, Bolivia
Ex. Gary and Terry Butts
8.7 x 4.8 x 2.6 cm
Winning Bid: $210
Wulfenite (classic locality)
Defiance Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise Co., Arizona, USA
Ex. Gary and Terry Butts
9.1 x 5.7 x 2.7 cm
Winning Bid: $86
Stibnite (classic material)
Baia Sprie Mine (Felsobanya Mine), Baia Sprie, Maramures Co., Romania
Ex. Gary and Terry Butts
9.0 x 7.1 x 6.8 cm
Winning Bid: $340
Sphalerite (fine gemmy crystals) on Quartz
Commodore Mine, Amethyst vein, Creede District, Mineral Co., Colorado, USA
Ex. Gary and Terry Butts
5.7 x 4.9 x 3.2 cm
Winning Bid: $175
Calcite
Ojuela Mine, Mapimi, Durango, Mexico
Ex. Gary and Terry Butts
9.7 x 6.3 x 4.3 cm
Winning Bid: $93
Adamite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
Ex. Gary and Terry Butts
11.4 x 9.2 x 1.8 cm
Winning Bid: $261
Quartz coated by Limonite / Goethite
Santa Eulalia Mining District, Aquiles Serdan Municipality, Chihuahua, Mexico
Ex. Gary and Terry Butts
12.3 x 10.2 x 4.7 cm
Winning Bid: $157
Quartz var: Smoky
Leventina, Ticino, Switzerland
Ex. Gary and Terry Butts
11.4 x 8.1 x 4.3 cm
Winning Bid: $376
Adamite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
Ex. Gary and Terry Butts
7.7 x 5.3 x 1.6 cm
Winning Bid: $210
Hemimorphite
Ojuela Mine, Mapimi, Durango, Mexico
Ex. Gary and Terry Butts
11.2 x 9.2 x 5.3 cm
Winning Bid: $54
Wulfenite (fine classic material)
Erupción Mine (Ahumada Mine), Los Lamentos Mts, Ahumada Municipality, Chihuahua, Mexico
Ex. Gary and Terry Butts
11.3 x 6.7 x 3.6 cm
Winning Bid: $310
Calcite (classic material)
Sweetwater Mine, Ellington, Reynolds Co., Missouri, USA
Ex. Gary and Terry Butts
6.2 x 5.8 x 4.7 cm
Winning Bid: $45
Galena
Commodore Mine, Amethyst vein, Creede District, Mineral Co., Colorado, USA
Ex. Gary and Terry Butts
10.1 x 5.3 x 3.2 cm
Winning Bid: $119
Fluorite (bi-colored crystals) with Calcite
Cave-in-Rock Mining Sub-District, Hardin Co., Illinois, USA
Ex. Gary and Terry Butts
15.2 x 8.7 x 8.1 cm
Winning Bid: $366
Anhydrite
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
Ex. Gary and Terry Butts
7.1 x 6.2 x 3.7 cm
Winning Bid: $80
Sphalerite (fine gemmy crystals) with Quartz
Bachelor Mine, Amethyst vein, Creede Mining District, Mineral Co., Colorado, USA
Ex. Gary and Terry Butts
8.8 x 7.6 x 3.3 cm
Winning Bid: $136
Stibiconite / Romeite pseudmorph after Stibnite
San José Mine, 10 km south of Real de Catorce, Wadley Station, Catorce Municipality, San Luis Potosí, Mexico
Ex. Gary and Terry Butts
8.2 x 4.7 x 4.4 cm
Winning Bid: $175
Zircon
Sri Lanka
7.39 mm x 5.94 mm, 1.64 ct
Winning Bid: $50
Stone Canyon Jasper
near Parkfield, Monterey Co., California, USA
38.58 mm x 29.81 mm, 43.08 ct
Winning Bid: $20
Watermelon Tourmaline Slice
Minas Gerais, Brazil
11.38 mm x 11.07 mm, 3.12 ct
Winning Bid: $35