Pyrite
These sharp, eight-sided (octahedral) pyrite crystals show another form of this mineral, which commonly crystallises in cubic shapes.
These crystals have grown adjacently so they penetrated each other at various angles.
Specimen details
Origin
Huanzala, Peru
Size
5 x 7 x 4.8 cm
Date
Registered 1996
Collection number
D.50394
Collection
How it became part of the AM Mineralogy Collection
Albert Chapman purchased this mineral from Tony Jones of California Rocks and Minerals in the USA.