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delhayelite

An orthorhombic mineral, (Na,K)10Ca5Al6Si32O80(Cl2,F2,SO4)3.18H2O ; forms in laths in a melilite nephelinite lava at Mt. Shaheru, Kivu Province, Congo.

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  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
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