Tag Archives: North America

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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.


Price: $30.00
Location: Gold Hill, Toole County, Utah
Dimensions: 3.4 x 3.1 x 2cm
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Malachite (Ex Greenamyer Coll.)

ID: 6432
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A specimen of acicular and blocky crystals of malachite on matrix. This a very rare and excellent example from this obscure California locale and, based on the literature. Found earlier than 1977, probably in the late 50’s. California collectors should love this one.


Price: $100.00
Location: Copper World Mine, Clark Mtn. District, San Bernadino Co., California
Dimensions: 8 x 4.5 x 4.2cm
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Quartz Var. Amethyst (Ex Greenamyer Coll.)

ID: 6430
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Sharp and gemmy, deep purple crystals of amethyst from this obscure locale. Collected in the 1990’s.


SOLD
Location: Purple Heart Mine, Kingston Range, San Bernadino Co., California
Dimensions: 4 x 3.5 x 2.5cm
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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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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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Rhodochrosite Stalactites (Ex Koster Coll.)

ID: 6425
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Medium reddish pink, lustrous rhodochrosite rhombs forming stalactites lining a vug.


Price: $150.00
Location: Santa Eulalia, Chihuahua, Mexico
Dimensions: 7 x 6.5 x 3cm
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Fluorite (ex Koster Coll.)

ID: 6423
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A very gemmy, medium purple specimen of fluorite composed of cubes with beveled edges. Some pyrite crystals on the rear. Older Naica acquired in 1988.


Price: $260.00
Location: Naica, Chihuahua, Mexico
Dimensions: 5 x 4 x 3.5cm
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Fluorite with Calcite and Quartz (ex S. Koster Coll.)

ID: 6417
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Deep purple bi-pyramidal octahedrons of fluorite on a matrix with calcite, quartz and minor pyrite. This old timer (with a sawn back)was acquired in 1982,and has the much rarer purple color. I also hear that Naica is now closed and completely flodded.


Price: $200.00
Location: Naica, Chihuahua, Mexico
Dimensions: 5 x 4.5 x 2.7cm
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Fluorite “Spinel Twin” (ex S. Koster Coll.)

ID: 6416
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A medium green spinel twin crystal of fluorite with both smooth and frosted faces, and a small streak of purple running down one side. Bizarre crystal.


Price: $350.00
Location: Naica, Chihuahua, Mexico
Dimensions: 6.5 x 4 x 3cm
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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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