Amethyst Tumbled Gemstones from Brazil - 20-40 mm - 1 LB. LOT Menu Flames providing a visual representation of

providing a visual representation of the geological processes that contribute to its unique appearance during mineral transformation

This quartz contains small threaded inclusions of rutile

Avg Size Range: (65 to 75 millimeters)

Gemstone Indigo Gabbro Freeform Boulder

Amethyst Tumbled Gemstones from Brazil - 20-40 mm - 1 LB. LOT Menu Flames providing a visual representation ofQuantity: 1 pound Pieces measure approximately 20 40 millimeters. Amethyst is a violet gemstone that occurs when quartz containing significant iron impurities and other trace elements undergoes natural geological irradiation over long periods of time, altering the color. Variations in color occur based on the amount of iron and the specific trace elements present in the original quartz.