Photographed by Michael P. Klimetz
[Streaks with Opal and Pyrolusite Dendrites in Pumaceous Tuff]
Glass Buttes Mine
Lake County
OREGON
Photographed by Michael P. Klimetz
[Streaks with Opal and Pyrolusite Dendrites in Pumaceous Tuff]
Glass Buttes Mine
Lake County
OREGON
Photographed by Michael P. Klimetz
[Crystals with Opal on Matrix]
Buckskin Peak Mine
National District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Crystals with Opal on Matrix]
Buckskin Peak Mine
National District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Crystals with Opal on Matrix]
Buckskin Peak Mine
National District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Crystals with Opal on Matrix]
Buckskin Peak Mine
National District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Crystals in Matrix]
McDermitt Mine
Opalite District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Crystals in Matrix]
McDermitt Mine
Opalite District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Crystals in Matrix]
McDermitt Mine
Opalite District
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Glassy Red Crystals in Matrix]
Cahill Mine
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Glassy Red Crystals in Matrix]
Cahill Mine
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Glassy Red Crystals in Matrix]
Cahill Mine
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Glassy Red Crystals in Matrix]
Cahill Mine
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Glassy Red Crystals in Matrix]
Cahill Mine
Humboldt County
NEVADA
Photographed by Michael P. Klimetz
[Glassy Red Crystals with Rhombohedral Dolomite in Dolostone]
Tongren Mine
Tongren
Guizhou Province
CHINA
Photographed by Michael P. Klimetz
[Glassy Red Crystals with Rhombohedral Dolomite in Dolostone]
Tongren Mine
Tongren
Guizhou Province
CHINA
Photographed by Michael P. Klimetz
[Glassy Red Crystals with Rhombohedral Dolomite in Dolostone]
Tongren Mine
Tongren
Guizhou Province
CHINA
Photographed by Michael P. Klimetz
[Glassy Red Crystals with Rhombohedral Dolomite in Dolostone]
Tongren Mine
Tongren
Guizhou Province
CHINA
Photographed by Michael P. Klimetz
[Glassy Red Crystals with Rhombohedral Dolomite in Dolostone]
Tongren Mine
Tongren
Guizhou Province
CHINA