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"WardsSci000452"
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Ward's® Shale (Argillaceous)
Typical green-gray, fissile, clay-rich.
Développer 3 article
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Ward's® Sandstone (White)
Well-cemented, medium-grained orthoquartzite.
Développer 1 article
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Ward's® Limestone (Shell)
Buff, coarse, crystalline “Austin Marble” with shell casts and molds.
Développer 3 article
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Ward's® Limestone (Encrinal)
Gray with line crinoid columnal fragments.
Développer 2 article
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Ward's® Sandstone (Siliceous)
Gray, fine to medium-grained “Berea grit”.
Développer 3 article
Chargement...