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Minerals for Collection's

$0 - $99
$100 - $500
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Mimetite

$70,00
A large piece from this new pocket consists of brilliantly yellow mimetite accompanieb with calcite crystals on goethite matrix.
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Native Copper

$30,00
Native copper branches make up the entire sample, which is covered in some areas by cuprite and also hematite. Very well-defined crystals of intense color can be seen.
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Native Copper

$60,00
Large native copper branches make up the entire sample, which is covered in some areas by cuprite and also hematite.
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Native Copper

$250,00
A very nice specimen with good crystallization. Exhibiting a branching or dendritic pattern, this splendid, large cabinet native copper specimen from the famous Copper District of Upper Michigan.
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Native Silver

$20,00
Metallic sheet of Native Silver on matrix. This is one of the good examples that I keep because in 1998, the entrance to the mine collapse.
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Native Silver & Luanheite

$30,00
Metallic sheet of Native Silver on matrix with minor Luanheite . This is one of the good examples that I keep because in 1998, the entrance to the mine collapse. Impresses be a single large sheet of luanheite, which exceeds the size of the matrix.
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Obsidian

$30,00
Black spherule of Obsidian locally called Apache Tear in Perlite matrix
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Paratacamite

$40,00
Microcrystals appear to cover almost the entire sample, and it also shines intensely in sunlight—much better than in the photos.
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Phosphosiderite

$50,00
Botroidales phophosiderite nodules, noted for its intense and clean purple color.
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Powellite

$70,00
Powellite crystals, in their copper variety, appear throughout the sample, either as a matrix or in the cavities.
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Prehenite & Okenite

$60,00
Pretty sea-green prehnites pseudomorphing laumontite stems from the famous Malad quarries near Bombay. Snow-white girolite spheres accompanied by some glassy, colorless, elongated pseudocubic apophyllite crystals.
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Proustite

$290,00
Intense ruby-red crystals appear in many of the samples. Some of these crystals are larger than a centimeter. This sample is more than 100 years old since it was collected
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