 Photo: Jeff Scovil, used with permission ~51.30 ct Multi-star Quartz ~23.36 x 17.81 x 15.83 mm Origin: Sri Lanka | |
 Photo: E. Skalwold 14 mm Multi-star Quartz Sphere Transmitted sunlight, 12-24 ray star networks. Origin: Sri Lanka | |
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Photo: Jeff Scovil, used with permission ~51.30 ct Multi-star Quartz ~23.36 x 17.81 x 15.83 mm Origin: Sri Lanka | |
Photo: E. Skalwold 14 mm Multi-star Quartz Sphere Transmitted sunlight, 12-24 ray star networks. Origin: Sri Lanka | |
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