Elite Shungite Crystal / 21-30g AVG - 1 PIECE Menu Chips Bottles The resulting temperature shock causes

The resulting temperature shock causes small fractures to form inside the quartz

Listing is for (1 Kilos)

Pale green spodumene can also occur from chromium inclusions

Lemon calcite contains iron impurities

Elite Shungite Crystal / 21-30g AVG - 1 PIECE Menu Chips Bottles The resulting temperature shock causesQuantity: 1 piece Average size range: 21 to 30 grams Shungite is an extremely carbon rich mineraloid, meaning that it shares many qualities with other minerals but does not have an underlying crystalline structure. Containing 98% carbon by weight, most shungite deposits have been found in Russia, with other deposits occurring in other parts of Europe and Asia. The oldest deposits have been dated to approximately 2 billion years ago.