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Pyrite
Navajun, Logrono, Spain
Ex. Jack Halpern
8.1 x 5.7 x 5.3 cm
Winning Bid: $975
Calcite (doubly-terminated) on blue Fluorite
Minerva No. 1 Mine, Ozark-Mahoning group, Cave-In-Rock Mining Sub-District, Hardin Co., Illinois, USA
Ex. Jack Halpern
7.7 x 6.6 x 5.3 cm
Winning Bid: $1,800
Quartz var: Amethystine
Minas Gerais, Brazil
Ex. Jack Halpern
8.0 x 7.6 x 7.5 cm
Winning Bid: $186
Dolomite var: Cobalt-bearing Dolomite with Calcite and Malachite
Tsumeb Mine, Oshikoto Region, Namibia
Ex. Jack Halpern
5.4 x 4.7 x 2.7 cm
Winning Bid: $1,355
Libethenite (excellent classic material)
Nkana Mine (Rokana Mine), Kitwe, Kitwe District, Copperbelt Province, Zambia
Ex. Jack Halpern
6.1 x 5.0 x 3.1 cm
Winning Bid: $826
Silver with Copper (classic material)
Mohawk Mine, Keweenaw Co., Michigan, USA
Ex. Jack Halpern
5.2 x 3.9 x 2.3 cm
Winning Bid: $1,850
Aragonite var: Tarnowitzite (classic material)
Tsumeb Mine, Oshikoto Region, Namibia
Ex. Jack Halpern
9.8 x 6.7 x 3.7 cm
Winning Bid: $477
Pentagonite (rare classic material)
Wagholi Quarries, Pune Dist., Pune Div., Maharashtra, India
Ex. Jack Halpern
2.1 x 2.0 x 1.3 cm
Winning Bid: $190
Rutile on Muscovite
Boiling Springs, Cleveland Co., North Carolina, USA
Ex. Jack Halpern
9.7 x 6.7 x 3.7 cm
Winning Bid: $237
Olmiite (rare)
N'Chwaning II Mine, Kuruman, Kalahari Manganese Field, Northern Cape, South Africa (Type Locality)
Ex. Jack Halpern
4.3 x 3.7 x 3.3 cm
Winning Bid: $910
Epidote (classic material)
Green Monster Mountain, Prince of Wales Island, Alaska
Ex. Jack Halpern
10.2 x 7.3 x 3.7 cm
Winning Bid: $1,051
Prehnite with Epidote
Djouga Diggings, Bendougou, Diakon, Arrondissement of Diakon, Bafoulabé Cercle, Kayes Region, Mali
Ex. Jack Halpern
4.2 x 3.1 x 2.7 cm
Winning Bid: $230
Azurite (gemmy crystals) (classic material)
Tsumeb Mine, Oshikoto Region, Namibia
Ex. Jack Halpern
4.7 x 4.0 x 2.4 cm
Winning Bid: $335
Uvarovite (classic material)
Saranovskii Mine, Sarany, Gornozavodskii District, Perm Krai, Russia
Ex. Jack Halpern
9.2 x5 .7 x 1.7 cm
Winning Bid: $701
Malachite pseudomorph after Cuprite on Azurite ''rose'' (classic material)
Chessy Copper Mines, Chessy, Villefranche-sur-Saône, Rhône, Auvergne-Rhône-Alpes, France
Ex. Jack Halpern
5.1 x 4.1 x 3.6 cm
Winning Bid: $504
Hematite with epitaxial Rutile and Quartz
Cavradischlucht, Val Curnera, Tavetsch, Vorderrheintal, Graubünden, Switzerland
Ex. Jack Halpern
6.3 x 6.2 x 4.9 cm
Winning Bid: $1,050
Mimetite var: Campylite (classic material) (1926)
Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Ex. Jack Halpern; British Museum
4.6 x 3.7 x 3.3 cm
Winning Bid: $741
Arsenopyrite (doubly-terminated)
Santa Eulalia Mining District, Aquiles Serdán Municipality, Chihuahua, Mexico
Ex. Jack Halpern
2.3 x 2.2 x 1.1 cm
Winning Bid: $151
Vivianite (classic material)
Morococala Mine, Dalence Prov., Oruro, Bolivia
Ex. Jack Halpern
5.8 x 4.7 x 2.9 cm
Winning Bid: $1,360
Hemimorphite (classic material)
Ojuela Mine, Mapimi, Durango, Mexico
Ex. Jack Halpern
6.2 x 5.2 x 3.2 cm
Winning Bid: $210
Boracite (classic material)
280 Panel, Boulby Mine, Loftus, Redcar and Cleveland, North Yorkshire, England, UK
Ex. Jack Halpern
3.2 x 2.8 x 1.2 cm
Winning Bid: $90
Quartz var: Agate / Chalcedony (''Rose'')
Porto Allegre, Rio Grande do Sul, Brazil
Ex. Jack Halpern
6.2 x 4.8 x 4.6 cm
Winning Bid: $1,329
Tennantite Subgroup on Quartz
Aranzazú Mine, Concepción del Oro, Concepción del Oro Municipality, Zacatecas, Mexico
Ex. Jack Halpern
11.6 x 6.2 x 2.7 cm
Winning Bid: $60
Quartz var: Citrine, Milky and Smoky (Scepter)
Moonlight Pocket, Torrington, New South Wales, Australia
Ex. Jack Halpern
4.3 x 2.2 x 1.6 cm
Winning Bid: $420
Wulfenite (classic material)
Red Gem Pocket, Red Cloud Mine, Trigo Mts., La Paz Co., Arizona, USA
Ex. Jack Halpern
2.6 x 1.7 x 1.5 cm
Winning Bid: $480
Beryl var: Aquamarine (unique ''floater'' cat's eye crystal)
Shigar Valley, Shigar District, Gilgit-Baltistan, Pakistan
4.5 x 3.3 x 3.2 cm, 37.01 grams
Winning Bid: $540
Spessartine Garnet (''floater'' crystal)
Navegadora Claim, Penha do Norte, Conselheiro Pena, Minas Gerais, Brazil
Ex. Dr. Vasco Trancoso
4.3 x 3.2 x 1.2 cm, 31.95 grams
Winning Bid: $361
RARE synthetic Titanium crystal bar
Oregon Metallugical Corp, Albany, Oregon, USA
Ex. Frank Tierney, John Dagenais
7.7 x 2.4 x 2.4 cm, 86 grams
Winning Bid: $1,481
Celestine (great color) (New Find - 2023)
Laman Celestine Deposit, Qala e Naw District, Badghis, Afghanistan
5.2 x 4.1 x 3.3 cm
Winning Bid: $310
Corundum var: Sapphire (uncommon locality)
Ilmen Mountains, Chelyabinsk Oblast, Russia
3.4 x 3.3 x 1.0 cm, 37.52 grams
Winning Bid: $270