Apatite vs Biotite

Property Apatite Biotite
화학식 Ca5(PO4)3(F,Cl,OH) K(Mg,Fe)3(AlSi3O10)(OH)2
결정계 Hexagonal Monoclinic
광물 분류 08 Phosphates, Arsenates, and Vanadates 09 Silicates
모스 경도 5.0 2.5-3.0
색상 Green, blue, yellow, violet, colorless Black, dark brown, dark green
광택 Vitreous Vitreous
조흔색 White White to gray
투명도 Transparent Translucent
벽개 Poor {0001} Perfect basal {001}
단구 Conchoidal to uneven Uneven
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