Lustrous striated flat prism about 12 mm. across. About two-thirds of the termination is sharp, remainder contacted. On Pyrite and Quartz matrix; From Butte, Silver Bow County.
THIS SITE CONTAINS
HUNDREDS OF UNIQUE
SPECIMENS! PLEASE
EXPLORE THE NAVIGATION
SYSTEM AND TAKE
ADVANTAGE OF THE
EXCELLENT SEARCH
FEATURES TO FIND JUST
WHAT YOU NEED!