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Gypsum

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Gypsum (hydrated calcium sulfate)
Gypsum (hydrated calcium sulfate)
Gypsum - White Sands National Park
Gypsum - White Sands National Park


U.S. Locations for Gypsum in 1997.
U.S. Locations for Gypsum in 1997.












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Retrieved from "http://creationwiki.org/Gypsum"
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