howardevansite
A scientist dedicated to natural science.
(mineralogy) A triclinic-pinacoidal black mineral containing copper, iron, oxygen, sodium, and vanadium.
A surname.
Either of the horn-like protuberances on the heads of giraffes and male okapi. Some extinct species in the family bore antler-like ossicones.
鉱物学者は、その特有の結晶形から、銅・鉄・ナトリウム・酸素・バナジウムを含む三斜晶系ピナコイド形の黒色鉱物だと同定した。
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