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euclase

A monoclinic mineral, 4(BeAlSiO4(OH)) ; vitreous; Mohs hardness, 7-1/2; in auriferous sands in Austria, Russia, Brazil, Peru, and Tasmania Australia; and used as a minor gemstone.

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创建者

  • ed.young
  • (Milwaukee, United States)

  •  (V.I.P) 21084 分数
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