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Material: Genuine Sterling Silver (925 silver, 92.5% silver content) |
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Stone(s): 1 piece top grade authentic golden obsidian, 1 piece authentic brillinat-cut white topaz |
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Overall Dimension (including bail): 2.25 x 0.9 x 0.25 inches |
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Inner Bail Diameter: 7 mm |
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Weight: 11.2 grams |
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Stamp/Mark: Sterling |
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Serial Number: p15636 |
Obsidian is volcanic glass, considered a rock rather than a mineral. It is formed in the last stage of basaltic eruptions, when the silicas, left over after most other elements have been used up, are ejected and chilled at surface temperatures. Rainbow obsidian has a multicolored iridescence.
