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The top documents tagged [chalcedony slide]
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chalcedony slide
AURA Priya L.Hiranand Founder 15A Queens Gate Terrace, SW75PR London Dubai Creek Tower,Suite 21C, 21ST Level P.O.Box 42260, Dubai UAE UK Mobile:+44(0)
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Gypsum. Sulfate Minerals More than 100 different minerals, separated into hydrous (with H 2 O) or anhydrous (without H 2 O) groups Gypsum (CaSO 4 *2H.
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