"Freeze-Dried Specimens"
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Introductory Rock-Forming Mineral Collection
Examples of the More Important Minerals Found in Rocks
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Ward's Science Essentials® Quartzite
Quartzite is hard, non-foliated rock formed from metamorphosed quartz sandstones.
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Ward's Science Essentials® Gray Gneiss
High grade metamorphosed rock showing bands of quartz, feldspar, and biotite.
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Ward's Science Essentials® Hornblende
Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.
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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® Conglomerate (Quartz)
Small, rounded pebbles and tightly cemented granules.
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Ward's® Quartz (Chert)
Light gray, compact, hard, opaque, microcrystalline silica mineral.
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