Home >  Term: biotite
biotite

A brown, trioctahedral layer silicate of the mica group with Fe(II) and Mg in the octahedral layer and Si and Al in a ratio of 3:1 in the tetrahedral layer.

0 0

ผู้สร้าง

  • Bob Adams
  •  (Gold) 1649 points
  • 100% positive feedback
© 2024 CSOFT International, Ltd.