Tumbled Banded Amethyst / 30-60mm AVG - 1 LB. LOT Menu Eggs Sodalite is formed in silica-poor

Sodalite is formed in silica-poor igneous rocks through the crystallization of sodium and aluminum-rich solutions

Pieces measure approximately 4" (AVERAGE SIZE)

resulting in its vibrant blue crystal aggregates and showcasing geological processes of mineral transformation and precipitation during its development

Coppernite is a metamorphic rock composed mostly of anthophyllite with pyrite inclusions that can result in short copper streaks in the stone when polished

Pieces measure approximately 1"-2

Tumbled Banded Amethyst / 30-60mm AVG - 1 LB. LOT Menu Eggs Sodalite is formed in silica-poorQuantity: 1 pound Average size range: 30 to 60 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. Chevron amethyst, also known as banded amethyst, contains white quartz in addition to amethyst, which forms this distinctive banding pattern.