|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Diamond (1.21 carat macle, twinned crystal)
|Diamond (1.21 carat macle, twinned crystal)
|Free State (formerly Orange Free State), South Africa
|Transparent diamond crystal exhibiting Spinel-law twinning (Macle=twin). The surface has several forms of complex faces and there is a void where the diamond grew around an obstruction. The twin plane is visible around the perimeter.
|For reference only
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