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Malachite with Cobaltian Calcite
Katanga Copper Zone, Katanga, Congo
7.5 x 5.3 x 3.2 cm
Biotite on Orthoclase
Erongo Mountains, Namibia
7.8 x 6.4 x 3.2 cm
Manganocalcite (fluor.)
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
10.8 x 7.0 x 3.5 cm
Manganvesuvianite
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
8.0 x 5.3 x 5.2 cm
Inesite
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
11.0 x 6.0 x 2.1 cm
Ettringite
Nchwaning Mine, Kalahari mangenese fields, Northern Cape Province, South Africa
10.3 x 5.8 x 4.2 cm
Dioptase on Chrysocolla
Kaokoveld Plateau, Kunene Region, Namibia
7.7 x 6.0 x 6.0 cm
Henritermierite (rare garnet sp.)
Nchwaning Mine, Kalahari mangenese fields, Northern Cape Province, South Africa
6.5 x 4.2 x 3.2 cm
Hydroxyapophyllite
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
12.2 x 7.0 x 5.4 cm
Molybdenite
Oganja (Onganja), Windhoek District, Khomas Region, Namibia
7.0 x 4.2 x 2.2 cm
Wavellite
Mauldin Mt., Montgomery Co., Arkansas
5.7 x 3.0 x 2.2 cm
Villiaumite
Aris Quarries (Ariskop Quarry), Aris, Windhoek District, Namibia
9.0 x 5.4 x 5.0 cm
Boleite (Type Locality)
Santa Rosalia, Boleo District, Baja California Sur, Mexico
5.7 x 4.0 x 3.1 cm
Varicite
Little Green Monster Mine, Fairfield, Oquirrh Mts, Utah Co., Utah
6.0 x 5.1 x 4.0 cm
Schorl
Erongo Mountains, Namibia
5.5 x 5.0 x 3.8 cm
Olmiite (formerly Poldervaartite)
Nchwaning Mine, Kalahari mangenese fields, Northern Cape Province, South Africa
3.4 x 2.5 x 2.0 cm
Native Antimony
Merensky Reef, N. Transvaal, South Africa
3.0 x 1.8 x 1.3 cm (largest)
Shattuckite
Kaokoveld Plateau, Kunene Region, Namibia
3.6 x 2.9 x 1.5 cm
Silver
Cobalt, Ontario, Canada
5.7 x 5.0 x 0.8 cm
Dioptase
Kaokoveld Plateau, Kunene Region, Namibia
3.4 x 2.7 x 1.6 cm
Olmiite on Calcite
Nchwaning II Mine, Kalahari manganese fields, Northern Cape Province, South Africa
7.0 x 3.4 x 2.2 cm
Colemanite
Thompson Mine, Inyo Co., California
3.7 x 3.0 x 2.8 cm
Manganocalcite (fluor.)
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
9.0 x 4.5 x 4.0 cm
Bultfonteinite
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
7.8 x 6.0 x 6.0 cm
Galena, Chalcopyrite, and Calcite (fl)
Nchwaning Mine, Kalahari mangenese fields, Northern Cape Province, South Africa
14.0 x 13.8 x 4.0 cm
Amethyst and Smoky Quartz
Brandberg District, Erongo Region, Namibia
10.4 x 9.0 x 7.0 cm
Celestite (rare)
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
3.3 x 2.5 x 1.3 cm
Manganvesuvianite
Wessels Mine, Hotazel, Kalahari manganese fields, South Africa
2.6 x 2.2 x 1.8 cm
Ettringite
Nchwaning Mine, Kalahari mangenese fields, Northern Cape Province, South Africa
2.8 x .9 x .8 cm
Anglesite on crystallized Galena
Touissit Mine, Oujda, Morocco
3.0 x 1.7 x 1.5 cm