Pietersite Rock slab 173
Pietersite is a very popular stone from Africa, noted for its brilliant chatoyant patterns of lightning blue/black and occasionally red/gold. Highly sought by the lapidary enthusiast, it produces spectacular finished pieces with great brilliance and flash. It is a hard silica material that has been formed by a rare geological replacement process, and is only found in quantity at 3 locations in the world.
Dimensions: 3" x 2" and approximately 8.4 mm thick at the bottom tapering to 5 mm at the top. Weight = 53 g.
Shown wet. Not polished. No significant flaws.
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