Mineral: Corundum (variety sapphire)
Locality: Ratnapura, Ratnapura District, Sabaragamuwa Province, Sri Lanka
Dimensions: 9.5 x 4.5 x 4.0 cm

Description: Main crystal size: 9.1 cm Double terminated, barrel-shaped crystal, not curved and very sharp-edged, translucent with a blue center and yellow towards the edges. MIM number: 313 Photographer: AINU / Augustin de Valence

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