Mixed Minerals from our Warehouse!

This mixed mineral auction features many high-quality specimens and pieces from miscellaneous collections we've acquired over the years. Recent finds, classics, and rarities that have been hidden in our back drawers are highlighted here!

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Spinel (cluster with twins)
Morogoro, Morogoro Region, Tanzania
5.9 x 3.5 x 3.1 cm, 66 g
Current Bid: $165
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Calcite (Fishtail Twin)
Treece, Cherokee Co., Kansas, USA
Ex. Cynthia Payne, Keith Williams
6.4 x 4.9 x 3.7 cm
Current Bid: $129
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Fluorite
Rogerley Mine, Stanhope, Co. Durham, England, UK
Ex. Keith Williams
7.1 x 5.8 x 4.7 cm
Current Bid: $60
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Calcite (Twin)
Potosí Mine, Santa Eulalia, Aquiles Serdán Mun., Chihuahua, Mexico
Ex. Cynthia Payne, Keith Williams
7.3 x 4.6 x 3.7 cm
Current Bid: $100
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Copper ps. Cuprite on Copper
Rubtsovsk Mine, Rubtsovsky Dist., Altai Krai, Russia
Ex. Keith Williams
5.6 x 3.2 x 2.3 cm
Current Bid: $313
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Quartz with Dumortierite
Vaca Morta Quarry, Serra da Vereda, Boquira, Bahia, Brazil
5.5 x 2.5 x 2.3 cm
Current Bid: $432
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Spinel
Mahenge, Morogoro Region, Tanzania
6.1 x 4.7 x 4.1 cm
Current Bid: $1,250
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Hemimorphite
Ojuela Mine, Mapimí Mun., Durango, Mexico
5.0 x 4.5 x 2.5 cm
Current Bid: $110
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)
Calcite (Cobalt-bearing)
Bou Azzer, Drâa-Tafilalet Region, Morocco
8.9 x 5.4 x 2.1 cm
Current Bid: $49
Time Left: 1D 1H 43M 17S
Close Time: 03/27/2025 6:30:00 pm (CDT)