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"Freeze-Dried Specimens"
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Pyrite (Best Grade)
Shiny crystal clusters and crystalline groups, this 'fools gold' is brassy and leaves a black streak.
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Ward's® Anorthite
Feldspar group; calcium end member plagioclase crystals in pyroxene matrix.
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Ward's® Quartz (Rock Crystal Points)
Clear, euhedral points and sections.
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Ward's® Quartz (Chert)
Light gray, compact, hard, opaque, microcrystalline silica mineral.
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Ward's Science Essentials® Limonite
Clearance
Earthy, yellow brown iron ore.
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Ward's® Mineral Research Grade Collection
Ward's® highest quality and purest mineral offerings.
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Ward's® Oligoclase
Feldspar group; white-to-gray cleavages of sodic plagioclase; some show twinning.
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Ward's Science Essentials® Talc
Talc is the softest know mineral with a moh's hardness of 1, and composed of clay.
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