Hexaferrum / Hexaferrum
(Fe,Os,Ru,Ir)
White euhedral crystals of hexaferrum in grey chromite. Polished section from microprobe analysis in reflected light, parallel nicols. Pole Corral Pass, Rattlesnake Creek Terrane, Beegum, California, USA. Picture size 0.14 mm. Collection Thomas Witzke, foto Bernhard Pracejus.
Weißer, isometrischer Hexaferrum-Kristall in grauem Chromit. Anschliff von Mikrosondenanalyse im Auflicht, parallele Nicols. Pole Corral Pass, Rattlesnake Creek Terrane, Beegum, California, USA. Bildbreite 0,14 mm. Sammlung Thomas Witzke, Foto Bernhard Pracejus.
© Thomas Witzke / Stollentroll
Bernhard Pracejus (2007): The Ore Minerals under the Microscope - An Optical Guide. Elsevier, Amsterdam.