KNG107c Kingstonite Cabochon Morrisonite The agate can form in

The agate can form in veins and nodules

Between 15 mm and 19 mm long

Mahogany Obsidian is a type of black Obsidian with reddish brown coloring from hematite inclusions

Shipping: $300 - $800

KNG107c Kingstonite Cabochon Morrisonite The agate can form inKingstonite, also commonly called Kingston Ore or Kingstone Conglomerate, is a conglomerate rock primarily made up of native copper, reddish rhyolite, and felsite pebbles. It is found near the Kingston Copper Mine in Keweenaw, Michigan. This polished Kingstonite cabochon features a brick red matrix, spots of gray or black felsite, and veins of native copper throughout that flash in the light. 30mm x 31mm Designer Cabochons: The Gem Shop, Inc. produces