1 ผลลัพธ์ สำหรับ *keilhauite*
หรือค้นหา: keilhauite, -keilhauite-

Collaborative International Dictionary (GCIDE)
Keilhauite

n. (Min.) A mineral of a brownish black color, related to titanite in form. It consists chiefly of silica, titanium dioxide, lime, and yttria. [ 1913 Webster ]


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