Amethyst Cluster - Brazil measured on longest diagonal Weight:

measured on longest diagonal Weight: 0

red tiger eye is often put through a similar process

Stone Size: 7 mm

Blue Tiger Eye

Libyan Desert Glass (LDG)

Amethyst Cluster - Brazil measured on longest diagonal Weight:Size: 2. 7 in. Weight: 4. 0 oz Location: Brazil Amethyst is arguably the most popular mineral known to man. Many people are familiar with the beauty of its purple hues. Amethyst is a variation of quartz that contains trace amounts of iron. When the mineral is exposed to radioactive gamma rays, it is irradiated, producing the purple color we know and love. The saturation of the amethyst depends on the amount of iron present. Rio Grande do Sul, Brazil