الصفحة الرئيسية >  Term: keilhau-ite
keilhau-ite

A mineral of a brownish black color, related to titanite in form. It consists chiefly of silica, titanium dioxide, lime, and yttria.

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  • spencer12
  • (Germany)

  •  (V.I.P) 81859 النقاط
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