4.1" Chalcopyrite With Calcite - Pea Ridge Mine, Missouri

 
This is a beautiful, metallic specimen containing primarily chalcopyrite with calcite crystals, collected from the Pea Ridge Mine in Sullivan, Missouri.

Chalcopyrite is a brass-yellow colored mineral which is one of the most important ores of copper. When weathered chalcopyrite loses it's metallic luster, turning a gray-green color. When acids are present the tarnish can develop a red to blue to purple iridescence.

FOR SALE
$35
DETAILS
SPECIES
Chalcopyrite & Calcite
LOCATION
Pea Ridge Mine, Sullivan, Missouri
SIZE
4.1"x3.9"
SUB CATEGORY
ITEM
#90980