AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Sri Lanka > Spinel var. Ferroan Spinel

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Spinel var. Ferroan Spinel from near Kolonne, Ratnapura District, 20 km NW of Embilipitiya, Sabaragamuwa Province, Sri Lanka

 
Spinel var. Ferroan Spinel from near Kolonne, Ratnapura District, 20 km NW of Embilipitiya, Sabaragamuwa Province, Sri Lanka

Spinel var. Ferroan Spinel from near Kolonne, Ratnapura District, 20 km NW of Embilipitiya, Sabaragamuwa Province, Sri Lanka

Spinel var. Ferroan Spinel from near Kolonne, Ratnapura District, 20 km NW of Embilipitiya, Sabaragamuwa Province, Sri Lanka

DESCRIPTION:No. 54690
Mineral:Spinel var. Ferroan Spinel
Locality:near Kolonne, Ratnapura District, 20 km NW of Embilipitiya, Sabaragamuwa Province, Sri Lanka
Description:Large black octahedral spinel crystal fully crystallized on all faces with no attachment point. The black color is caused by iron impurities and is often labeled as ferroan spinel or pleonaste, both obsolete mineral species.
Overall Size:21x18x15 mm
Crystals:21 mm
Archived: For reference only

 

 

 

 

 

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