"Freeze-Dried Specimens"
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Ward's Science Essentials® Pink Gneiss
Pink Gneiss is foliated pink and black bands of biotite.
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Ward's® Limestone (Gray)
Fine, common limestone; massive, and will fizzle with HCl.
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Ward's® Banded Iron Formation
A sawn and lacquered slab of classic Precambrian banded layers of hematite (iron) and quartz. Average size: 3" x 4". Ontario, Canada.
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Ward's Science Essentials® Breccia
Clearance
Breccia is a sedimentary rock made up of angular rock fragments.
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Ward's Science Essentials® Pink Marble
Clearance
Pink/grey marble colored metamorphosed carbonate rock.
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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® Chert
Clearance
Chert is a microcrystalline, hard, silica mineral.
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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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