Amethyst 7x8mm Faceted Round Nugget A Grade - 15-16 Inch 18-22 Rhyolite is a volcanic

Rhyolite is a volcanic

” Due to this variety of colors

a hydrous copper silicate

occurring with inclusions of white

Amethyst 7x8mm Faceted Round Nugget A Grade - 15-16 Inch 18-22 Rhyolite is a volcanicAmethyst is a beautiful purple stone, known as a Gem of Fire by ancient cultures. It has been greatly sought after throughout history and was at times valued as highly as Diamond. Today, this semi to precious variety of quartz is found in many locations around the world. The presence of Manganese within the stone produces the purple hue, and variation of the amount of iron in the stone creates a color range from reddish purple to deep violet to light