First image features the pieces backlit to show their transparency
Agatized wood from Madagascar which contains brown
and orange banding with a crystal-lined cavity in the center
In addition to resources on each of several hundred individual rock and gem types
This is a polished specimen featuring yellow and orange agate with both banding and mossy patterning
KNG102c Kingstonite Cabochon Zodiac Stones First image features the piecesKingstonite, 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. 24mm x 36mm Designer Cabochons: The Gem Shop, Inc. produces