Rough Blue Calcite / 1.5-3.5" AVG - 1 KILO LOT

Quantity: 1 kilogram

Average size range: 1.5 to 3.5 inches

Calcite is a mineral that forms mostly in limestone deposits and caves, and can exhibit a wide range of colors depending on the impurities and trace elements it absorbs from the surrounding area. This variety of calcite derives its color from copper inclusions that oxidized while it formed.