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anthophyllite

An orthorhombic mineral, 4((Mg,Fe)7Si8O22(OH)2) ; amphibole group; commonly lamellar or fibrous, green to clove-brown; in schists from metamorphosed ultramafic rocks; a nonspinning grade of asbestos.

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  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
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