Description
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Gemstone: Natural Chalcedony (Black Hakik)
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Shape/Cut: Round beads
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Bead Size: 8.00 mm
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Weight: 16.710 grams
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Colour: Black
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Refractive Index: 1.530 – 1.540
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Specific Gravity: 2.61
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Hardness: 6.5 – 7 (Mohs scale)
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Certification: Namokar Gem Testing Laboratory (Report No. NGTGL651188)
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