Black Dogtooth Calcite - Mineral Specimen Raw Stone Type: Tiger's Eye

Stone Type: Tiger's Eye

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Description: Riebeckite also know as Blue Quartz is a magnesium-dominated end member which has magnesium that replaces part of the iron in its structure

Druzy chrysocolla is a variety of chrysocolla that features a coating of tiny

Black Dogtooth Calcite - Mineral Specimen Raw Stone Type: Tiger's EyeMined from: Balochistan, Pakistan Description: This specimen shows a dense cluster of black to dark grey dogtooth calcite crystals, with a distinctive stacked, almost feathered appearance. The crystals have a matte to slightly silky surface, with translucent grey edges where light passes through the thinner terminations. Along the base and edges, smaller secondary calcite crystals create a textured contrast, giving the piece depth and a more complex