AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Diamond (1.83 carat macle, twinned crystal)

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

   

Diamond (1.83 carat macle, twinned crystal) from Free State (formerly Orange Free State), South Africa

 
Diamond (1.83 carat macle, twinned crystal) from Free State (formerly Orange Free State), South Africa

Diamond (1.83 carat macle, twinned crystal) from Free State (formerly Orange Free State), South Africa

Photo below under shortwave ultraviolet illumination:
Diamond (1.83 carat macle, twinned crystal) from Free State (formerly Orange Free State), South Africa

DESCRIPTION:No. 28077
Mineral:Diamond (1.83 carat macle, twinned crystal)
Locality:Free State (formerly Orange Free State), South Africa
Description:Top-quality, gem-grade diamond crystal with pale yellow color. The triangular shape is due to twinning on a plane parallel to the octahedral faces (Spinel-law twin) and referred to as a macle (twin). Very transparent, glassy faces.
Overall Size:9x8x3.5 mm
Crystals:9 mm
Archived: For reference only

 

 

 

 

 

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