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Twin Star Sapphire Sri Lanka

Product No.: os11-006

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Twin Star Sapphire Sri Lanka

Mineral:	Corundum, Variety: Sapphire
Chemical Formula:	Al₂O₃
Size:	6,9 x 5,2 x 3,7 mm
Weight:	1,39 ct or 0,278 g
Transparence:	transparent with inclusions
Quantity:	1
Origin:	Gem gravels around Ratnapura, Ratnapura District, Sabaragamuwa Province, Sri Lanka

Here you get an unheated star Sapphire, besides hexagonal zoning the stone displays two stars! Double asterism is caused by sapphire twinning, around the c-axis of each crystal the center of a star can be formed. Fine reference specimen for this rare asterism variety.

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