"WardsSci000764"
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Ward's Science Essentials® Shale
Shale is a rich, gray fissile clay rock.
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Ward's Science Essentials® Phyllite
Clearance
Phyllite is a light-gray foliated rock formed from metamorphosed slate.
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Ward's Science Essentials® Graphite
Clearance
A textbook example of pure crystalline carbon which is extermely soft.
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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® Hornblende
Hornblende is a dark amphibole group mineral, perfect for teaching Bowen's reaction series.
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Ward's Science Essentials® Milky Quartz
Clearance
Massive white quartz with a moh's hardness 7.
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Ward's Science Essentials® Limestone
Limestone is a gray calcium carbonate that will fizz with dilute HCl.
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Ward's Science Essentials® Bituminous Shale
Bituminous rich black shale for hands-on investigations.
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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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Ward's Science Essentials® Sandstone
Red clastic rock composed of sand sized particles and hematite.
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