Item talk:Q162512

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Mindat Short Description

Jacobsite-Magnetite Series. Magnesioferrite-Magnetite Series.

Magnetite is an important, strongly magnetic iron ore, along with hematite.

Nanoinclusions of magnetite crystals cause the iridescence of Rainbow obsidian (Nadin, 2007). Extremely thin...

Geoscience Ontology Status Notes

Hoffmann C A S (1789) Mineralsystem des Herrn Inspektor Werners mit dessen erlaubnis herausgegeben von C A S Hoffmann. 131) Magnetischer=Eisenstein, Bergmannisches Journal 1, 369-398 Haidinger W (1845) Zweite Klasse: Geogenide. XI. Ordnung, Erze. X. Eisennerz. Magnetit., in Handbuch der Bestimmenden Mineralogie, Bei Braumüller and Seidel (Wien) 546-555

IMA Formula (from Mindat)

Fe2+Fe3+2O4

RRUFF Formula (from Geoscience Ontology)

Fe2+Fe3+2O4

Additional References