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Rhodochrosite
Nchwaning II Mine, Kalahari Manganese Field, South Africa
2.1 x 0.8 x 0.6 cm
Hematite with Andradite Garnet
Wessels Mine, Kalahari, South Africa
4.2 x 3.1 x 2.9 cm
Arsenopyrite
Yaogangxian Mine, Hunan Province, China
6.4 x 4.4 x 4.4 cm
Tourmaline and Quartz
Himalaya Mine, San Diego Co., California
4.4 x 4.2 x 4.0 cm
Willemite (old, sharp xl)
Franklin Mine, Sussex County, New Jersey
2.9 x 1.8 x 1.4 cm
Topaz (142 grams)
Spitzkopje, Namibia
6.3 x 4.2 x 4.0 cm
Fluorite
Moscona Mine, Villabona, Asturias, Spain
6.9 x 5.1 x 2.8 cm
Silver ore
Cobalt, Ontario, Canada
18.0 x 1.2 x 2.7 cm
Mohawkite
Mohawk-Ahmeek Area, Keweenaw County, Michigan
4.9 x 3.4 x 1.4 cm
Guanacoite (Ultra Rare - Type Locality)
El Guanaco Mine, Santa Catalina, Antofagasta Prov., Chile
2.3 x 2.1 x 1.6 cm
Mimetite with Calcite (Consie Prince Coll.)
Santa Eulalia, Chihuahua, Mexico
6.5 x 5.0 x 2.4 cm
Colemanite ps. After Inyoite (unusually large)
Boron, Kern County, California
12.8 x 9.4 x 6.8 cm
Austinite
Ojuela Mine, Mapimi, Durango, Mexico
8.4 x 7.4 x 5.4 cm
Fluorite
Henan Province, China
11.4 x 6.5 x 3.5 cm
Calcite ex. George Feist coll.
Rheems Quarry, Lancaster County, Pennsylvania
11.2 x 9.4 x 6.1 cm
Calcite included by Duftite
Tsumeb, Namibia
10.1 x 6.2 x 5.7 cm
Sulfur
El Desierto Mine, San Pablo de Napa, Potosi Dept., Bolivia
7.4 x 5.5 x 3.0 cm
Primary Malachite on Cobaltoan Dolomite with Cerussite
Tsumeb Mine, Tsumeb, Namibia
6.7 x 6.3 x 3.1 cm
Pyrite on Manganoan Calcite
Chenzhong, Hunan province, China
11.4 x 7.4 x 4.9 cm
Twisted Smoky Quartz gwindel (Scott Williams and Dick Jones Coll.)
Giuv Valley, Tavetsch, Grisons, Switzerland
6.8 x 5.2 x 2.8 cm
Hausmannite (Berthold Ottens Coll.)
Nchwaning II Mine, Kalahari Manganese Field, South Africa
8.4 x 3.4 x 3.4 cm
Zinkenite and Kaolinite (Philadelphia Academy)
Itos Mine, Oruro City, Oruro Dept., Bolivia
8.4 x 7.4 x 4.4 cm
Bromian Chlorargyrite ex Hauck Coll.
Broken Hill Mine, New South Wales, Australia
4.1 x 3.8 x 2.4 cm
Wulfenite (large plate!)
Ahumada Mine, Los Lamentos, Chihuahua, Mexico
15.0 x 13.0 x 4.2 cm
Large Fossil Ammonite
Madagascar (Cretaceous Period)
14.6 x 12.2 x 1.4 cm
Brewsterite (rare zeolite)
Yellow Lake, Ollala, British Columbia, Canada
1.8 x 1.1 x 1.1 cm
Calcite "Cave Pearls" (classic locale)
Carlsbad (Karlovy Vary), Bohemia, Czech Republic
6.4 x 4.4 x 2.4 cm
Barite with Pyrite and Fluorite
Niobec Mine, Quebec, Canada
4.8 x 3.4 x 1.1 cm
gemmy Pyromorphite on Barite
Daoping Mine, Guilin, Guangxi Zhuang Autonomous Region, China
6.5 x 3.4 x 2.8 cm
"Mountain Wood" Amphibole (old classic material)
Germany
8.9 x 5.8 x 3.8 cm