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

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

Photo below under shortwave ultraviolet illumination:

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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