Monday, August 23, 2010

⤱ Pyromorphite ⤱

Pyromorphite is a common secondary lead phosphate mineral that occurs in lead ore deposits. It's formula is Pb5(PO4)3Cl and it occurs generally as prismatic, sometimes tabular, green or brown hexagonal crystals.

This specimen is an unusual branching group from Brown's Prospect, Rum Jungle, Northern Territory.