Chalcopyrite Rough 1.75 to 2 Inches (1 Pound Lot) Selects These geodes have been heat-treated

These geodes have been heat-treated to bond a metallic dye with the crystals

or black moss-like patterns

giving the stone its name

Rough Rose Quartz Lamp with Wooden Light Color Changing Base

One size fits all

Chalcopyrite Rough 1.75 to 2 Inches (1 Pound Lot) Selects These geodes have been heat-treatedRough Chalcopyrite Lot Uniqueness Guaranteed: Every item is one of a kind, making them ideal for all projects or designs. Listing is for (1 pound, about 6 pieces) Avg Size Range: (1. 75 to 2 inches) Material Origin: (Mexico) Chalcopyrite is a brassy golden copper ore, and is mostly used to extract pure copper. When exposed to air, its surface tarnishes in a variety of minerals including bornite or rarely malachite and azurite, giving it an iridescent