- OB16A-09
- Cobaltoan Calcite (intense color and glassy luster)
- Mashamba West Mine, Kolwezi District, Katanga, Democratic Republic of Congo
- Small Cabinet
- 6.1 x 4.6 x 2.1 cm
SOLD
- OB16A-11
- Calcite (fluor.) on Quartz var. Amethyst
- Valenciana Mine, Guanajuato, Guanajuato, Mexico
- Small Cabinet
- 7.6 x 7.1 x 6.5 cm
SOLD
- OB16A-07
- Manganoan Calcite (fluorescent)
- Dal'negorsk, Primorskiy Kray, Far-Eastern Region, Russia
- Cabinet
- 9.8 x 8.0 x 4.1 cm
SOLD
- OB16A-03
- Pyrite with Calcite
- Pachapaqui District, Bolognesi Province, Ancash Department, Peru
- Small Cabinet
- 8.2 x 7.3 x 3.7 cm
SOLD
- RARE16J-18
- Henmilite with Olshanskyite and Calcite
- Fuka mine, Fuka, Bicchu-cho, Takahashi City, Okayama Prefecture, Chugoku Region, Honshu Island, Japan
- Miniature
- 3.0 x 2.7 x 1.7 cm
SOLD
- RARE16J-15
- Parisite-(Ce) with Calcite, Emerald, and Apatite
- Muzo mine, Muzo, Vasquez-Yacopi mining district, Boyaca Department, Colombia
- Miniature
- 4.3 x 4.2 x 3.1 cm
SOLD
- RARE16B-146
- Wermlandite in Calcite
- Langban mine, Filipstad, Varmland, Sweden
- Miniature
- 5.0 x 4.5 x 3.5 cm
SOLD
- RARE16B-144
- Trimerite with Hematite and Calcite
- Langban mine, Filipstad, Varmland, Sweden
- Cabinet
- 7.0 x 6.0 x 2.5 cm
SOLD
- RARE16B-141
- Oxykinoshitalite with Ulvospinel, Nepheline, Olivine, Augite, Calcite, Apatite, Potassium Feldspar on Olivine Nephelinite
- Fernando de Noronha archipelago, Pernambuco, Brazil
- Miniature
- 3.0 x 2.0 x 1.0 cm
SOLD
- RARE16B-140
- Molybdophyllite with Hausmannite on Calcite
- Langban mine, Filipstad, Varmland, Sweden
- Miniature
- 3.5 x 2.5 x 2.0 cm
SOLD
- SOREG16F-238
- Cobaltoan Dolomite on Calcite
- Kakanda deposit, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo
- Miniature
- 4.3 x 3.3 x 3.0 cm
SOLD
- SOREG16F-229
- Dioptase on Calcite (fluorescent)
- Tsumeb, Otjikoto Region, Namibia
- Miniature
- 4.6 x 4.4 x 3.0 cm
SOLD
- TUC16X-224
- Stibnite with Calcite
- Giant Yellowknife Mine, Mackenzie District, Northwest Territories, Canada
- Miniature
- 5.5 x 3.2 x 2.3 cm
SOLD
- RARE16G-75
- Conichalcite with Halloysite and Calcite
- Glory Hole area, Gold Hill mine, Toole Co., Utah
- Cabinet
- 11.0 x 10.7 x 7.2 cm
SOLD
- RARE16G-22
- Sapphirine with Phlogopite and Calcite
- Morafeno, Tranomaro Commune, Amboasary District, Tulear Province, Madagascar
- Thumbnail
- 3.0 x 2.3 x 2.3 cm
SOLD
- TUC16B-184
- Calcite and Sphalerite
- Herja Mine, Baia Mare, Maramures, Romania
- Cabinet
- 10.2 x 8.3 x 6.8 cm
SOLD
- SOREG16-206
- Calcite
- Wenshan, Yunan Province, China
- Small Cabinet
- 7.0 x 5.0 x 5.0 cm
SOLD
- SOREG16-198
- Calcite
- Cavnic, Maramures Co., Romania
- Cabinet
- 10.6 x 8.6 x 4.0 cm
SOLD
- SOREG16-196
- Calcite (twinned)
- Irving Materials Quarry, Anderson, Madison Co., Indiana, USA
- Small Cabinet
- 6.6 x 6.0 x 3.2 cm
SOLD
- SOREG16-180
- Hemimorphite with Calcite
- Ojuela Mine, Mapimi, Mun. de Mapimi, Durango, Mexico
- Miniature
- 4.7 x 3.4 x 2.3 cm
SOLD
- SOREG16-173
- Calcite (fluorescent) with Hematite
- Beckermet Mine, Egremont, West Cumberland Iron Field, Cumbria, England, UK
- Cabinet
- 13.3 x 11.2 x 6.7 cm
SOLD
- SOREG16-170
- Arsenopyrite with Calcite and Siderite
- Panasqueira Mine, Covilha, Castelo Branco District, Portugal
- Small Cabinet
- 5.8 x 4.5 x 4.0 cm
SOLD
- SOREG16-164
- Copper and Calcite with Copper
- Pewabic Lode, Keweenaw Co., Michigan, USA
- Cabinet
- 10.7 x 6.7 x 5.8 cm
SOLD
- SOREG16-166
- Manganoan Calcite with Pyrite and Quartz
- Pachapaqui District, Bolognesi Province, Ancash Department, Peru
- Small Cabinet
- 8.0 x 6.0 x 5.6 cm
SOLD
3241-3264 of 3433 Items