Shungite 8x5mm Rondelle - 15-16 Inch featured_07102025 Citrine is a transparent Quartz

Citrine is a transparent Quartz

green and yellow with white and gray inclusions

Hematite is black to steel-gray or silver-gray

Agate is one of many varieties of banded Chalcedony

Shungite 8x5mm Rondelle - 15-16 Inch featured_07102025 Citrine is a transparent QuartzShungite is a black, lustrous, non crystalline mineraloid consisting of a high percentage of carbon. It was first found in a deposit near Shunga village, in Karelia, Russia, where it gets its name. Shungite has been used as a folk medical treatment since the early 18th century. Peter the Great set up Russia's first spa in Karelia to make use of the water purifying properties of shungite. The antibacterial properties of shungite have been confirmed by