AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Zimbabwe > Diamond (4.89 carats four polished slices from a single crystal with sector-zoned inclusions )

Diamond (4.89 carats four polished slices from a single crystal with sector-zoned inclusions ) from Zimbabwe

DESCRIPTION:	No. 65741
Mineral:	Diamond (4.89 carats four polished slices from a single crystal with sector-zoned inclusions )
Locality:	Zimbabwe
Description:	Four slices sawn from a single diamond crystal that were polished on both sides in a shallow rose-cut to highlight the dark internal crystal sector zoning. The diamond sector zoning is caused by graphite-coated disk-shaped defects. See article: Optically-zoned (Star) Diamonds from Zimbabwe in Rocks and Minerals, March-April 2014, pages 173-178
Overall Size:	8-9 mm across each
Crystals:
Archived:	For reference only

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