There are 416 minerals currently listed.

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Calcite on Smithsonite (Ex John Schneider Coll.)

ID: 6375
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An orange to reddish (some look like they are coated or included with black sulfides) doubly sided specimen of smithsonite crystals that are sprinkled with tiny drusy off white calcite crystals.


Price: $750
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 10.5 x 6 x 3.5cm
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Calcite with Fluorite, Rhodochrosite, Quartz (ex S. Koster Coll.)

ID: 6414
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Very sharp, straw colored prisms of calcite associated with bluish fluorite cubes, minor rhodochrosite and thin needle-like quartz crystals.


Price: $200.00
Location: Rainbow Pocket, Tetrahedrite Stope, Sweet Home Mine, Alma, Colorado
Dimensions: 10.5 x 6 x 3.8cm
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Calcite with Malachite on Dolomite Stalactite (ex C. Acosta coll.)

ID: 6463
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Clear calcite rhombs with a bit of malachite sit on on a creamy dolomite stalactite.


Price: $350.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 6 x 4 x 3.5cm
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Calcite with Olivenite, on Dolomite

ID: 6090
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Sharp and gemmy lustrous prisms of pastel yellow calcite on a matrix of light dolomite rhombs that are sprinkled with dark green olivenite spheres. Unusual habit for olivenite.


Price: $400.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 4.5 x 4 x 3cm
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Calcite with Quartz, Fluorite, Sphalerite (Ex Koster Coll.)

ID: 6426
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A pearly white sharp rhombohedron of calcite is sprinkled with clear fluorite crystals and sits on a matrix of quartz and sphalerite. Older specimen acq. in 1990


SOLD
Location: Naica, Chihuahua, Mexico
Dimensions: 7.5 x 4.8 x 4.2cm
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Cassiterite on Arsenopyrite (ex Nelson Coll.)

ID: 3858
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A crown of translucent, brownish black lustrous crystals of cassiterite sit on the tip of a silvery, brilliant group of arsenopyrites with minor muscovite. Another cassiterite group and some siderites sit at the rear of the piece. Super display piece from this classic locale!


Price: $450.00
Location: Panasqueira, Portugal
Dimensions: 6.5 x 5.5 x 3.7cm
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Cavansite on a Stilbite cast

ID: 6167
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A small group of blue cavansite crystals are attached to a cast composed of intergrown stilbite crystals. These came out in 2013, a one time find.


Price: $50.00
Location: Wagholi Quarry, Poona, india
Dimensions: 2.3 x 1.8 x .9cm
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Celestite

ID: 6017
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A glassy, pale blue grey single crystal of celestite with internal fractures reflecting a beautiful sparkle. Perfectly terminated and partly coated with a druse of sugary quartz crystals.


Price: $50.00
Location: Hanson Quarry, Salem, Indiana
Dimensions: 2.5 x 2.2 x 2cm
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Celestite (ex Barker Coll.)

ID: 4939
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A lustrous, perfectly terminated single crystal of celestite with a bluish grey to color and a very gemmy termination. The sides of the crystal show some flattened additional crystals in parallel growth. Superb!


Price: $600.00
Location: Machow Mine, Tarnobzreg, Poland
Dimensions: 5.5 x 3 x 2.3cm
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Celestite (Ex Greenamyer Coll.)

ID: 6428
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Clear to white, very sharp crystals of celestite on matrix. Very uncommon to find a good specimen from here. Acquired from Jean Hamel over 50 years ago.


SOLD
Location: 20 Mule Team Canyon, Death Valley, Inyo County, California
Dimensions: 5.8 x 5 x 2cm
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There are 416 minerals currently listed.

Click on the mineral photo to see additional views of the specimen.