Tuesday, August 24, 2010

⤱ Axinite-(Fe) ⤱

Axinite-(Fe) or ferroaxinite is the iron-rich member of the axinite group of borosilicates, and forms brownish crystals. Its formula is Ca2FeAl2BO3Si4O12OH.

This specimen is a single crystal from Colebrook Hill, near Rosebery, Tasmania.