Amethyst Tumbled Gemstones from Brazil - 20-40 mm - 1 LB. LOT Menu Flames sailors would use these crystals

sailors would use these crystals to help determine the direction of the sun on cloudy days for navigation

Gemstone Indigo Gabbro Freeform Boulder

Sometimes fire opals that do not display "color play" are referred to as jelly opals

Avg Size Range: (65 to 75 millimeters)

This quartz contains small threaded inclusions of rutile

Amethyst Tumbled Gemstones from Brazil - 20-40 mm - 1 LB. LOT Menu Flames sailors would use these crystalsQuantity: 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.