AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Brazil > Diamond (0.64 carat pale green 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 (0.64 carat pale green macle, twinned crystal) from Roraima Mine, Roraima (near the Venezuela border), Brazil

 
Diamond (0.64 carat pale green macle, twinned crystal) from Roraima Mine, Roraima (near the Venezuela border), Brazil

Diamond (0.64 carat pale green macle, twinned crystal) from Roraima Mine, Roraima (near the Venezuela border), Brazil

Photo below under shortwave ultraviolet illumination:
Diamond (0.64 carat pale green macle, twinned crystal) from Roraima Mine, Roraima (near the Venezuela border), Brazil

DESCRIPTION:No. 30268
Mineral:Diamond (0.64 carat pale green macle, twinned crystal)
Locality:Roraima Mine, Roraima (near the Venezuela border), Brazil
Description:Transparent pale green diamond crystal exhibiting Spinel-law twinning (Macle=twin). The external shape is a flattened triangle with twin plane visible around the perimeter and layered edge faces. Fluorescent under UV.
Overall Size:6x6x2 mm
Crystals:6 mm
Archived: For reference only

 

 

 

 

 

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