Fireworks Obsidian Cabochon

Sometimes called Flower Obsidian.  It comes from Northern Mexico and is known for it's black background and pink to white bursts.

The cabochon measures 41x 19 x 6.9 mm.  It has a girdle height approx. 2.7 mm and is sloped at 5 degrees for ease in setting.  The back is also polished.

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