Robuta

https://www.expominerals.com/LargePhoto.php?FILE=Hematite-TJ93S1d.jpg&LANG=EN Hematite with Gaudefroyite - N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari... Floater complex crystal of Hematite with very well defined faces and edges and an extraordinary luster, with very well developed crystals of black Gaudefroyite... mining areahematitegaudefroyiteminekuruman