Mineral: Hercynite
Locality: Kaluganga Valley, Ratnapura, Ratnapura District, Sabaragamuwa Province, Sri Lanka
Dimensions: 8 x 3 x 10 cm / main crystal: 3.6 cm.

Description: Mass: 236 g MIM number: 1515 Sharp, lustrous octahedrons in parallel growth on both sides of a thin matrix Photographer: AINU / Augustin de Valence

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