There are 51 minerals sized at thumbnail.

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Acanthite on Polybasite (Ex Zinn Coll.)

ID: 5828
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Very sharp cuboctahedrons of  flat grey acanthite sit on a matrix of silvery polybasite micro crystals that occasionally form  disc like aggregates.


Price: $180.00
Location: Guanajuato, Guanajuato, Mexico
Dimensions: 3.4 x 3.1 x 1.7cm
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Adamite Var. Cuprian

ID: 6380
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Very sharp and lustrous forest green prisms of the cuprian variety of adamite on matrix. Excellent large TN.


Price: $900.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 3.5 x 3.3 x 2cm
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Adamite Var. Cuprian (Ex Greenamyer Coll.)

ID: 6435
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Tiny clusters of Cuprian adamite crystals on a limonitic matrix.

NEW!
Price: $30.00
Location: Gold Hill, Toole County, Utah
Dimensions: 3.4 x 3.1 x 2cm
Size:
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Andradite Var. Demantoid

ID: 5911
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A deep, single bright green trapezohedron of andradite measuring 1.7 cm, on matrix. Exceptional luster and color with some minor natural contact and etching. New find!


Price: $200.00
Location: Belqeys Mountain, 34 KM NE of Takab, West Azarbaijan Prov., Iran
Dimensions: 3 x 3 x 2.5cm
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Andradite Var. Melanite (Ex Greenamyer Coll.)

ID: 6444
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Very lustrous and sharp, black crystals of the melanite variety of andradite, on matrix.

NEW!
Price: $40.00
Location: New Idria Dist., Diablo Range, San Benito County, California
Dimensions: 3 x 2.3 x 1cm
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Apatite

ID: 1870
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Intergrown, light pink, gemmy and lustrous tabular apatite crystals with minor quartz. Great TN!


Price: $300.00
Location: Virgem de Lapa, Minas Gerais, Brazil
Dimensions: 2.7 x 2.5 x 2cm
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Aragonite Var. Tarnowitzite

ID: 6060
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Pastel off white, doubly terminated twinned crystals of the plumbian variety of aragonite known as tarnowitzite, on matrix.


Price: $150.00
Location: Tsumeb Mine, Tsumeb, Namibia
Dimensions: 3.1 x 2.7 x 1.7cm
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Barite on Calcite (ex M Zinn Coll.)

ID: 6166
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A pair of water clear barite prisms sit on a flattened rounded crystal of calcite.


Price: $80.00
Location: Book Cliffs, Grand Junction, Colorado
Dimensions: 3.4 x 2.8 x 2cm
Size:

Beryl Var. Goshenite with Apatite

ID: 6054
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A very gemmy, colorless goshenite crystals with great luster and a wonderful textbook termination is dotted on one side by a tan apatite crystal. Apatite FL. a weak orange under UV light.


Price: $150.00
Location: King Mine, Pala, San Diego County, California
Dimensions: 3 x 2.5 x 2cm
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Calcite

ID: 6009
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A beautifully translucent sphere of green calcite that is made up of intergrown flattened rhombs, on a white feldspar matrix. Found these at the Tucson show and thought they were very cool.


Price: $40.00
Location: Medina, Minas Gerais, Brazil
Dimensions: 2.8 x 2.6 x 1.9cm
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There are 51 minerals sized at thumbnail.

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