Maghemite Mineral Data

General Maghemite Information
Chemical Formula:	gamma-Fe+++2O3
Composition:	Molecular Weight = 159.69 gm
	Iron 69.94 % Fe 100.00 % Fe₂O₃
	Oxygen 30.06 % O
	______ ______
	100.00 % 100.00 % = TOTAL OXIDE
Empirical Formula:	Fe³⁺₂O₃
Environment:	Formed by weathering or low-temperature oxidation of spinels containing ferrous iron, commonly magnetite or titanian magnetite. Widespread yellow pigment in sediments.
IMA Status:	Valid Species (Pre-IMA) 1927
Locality:	Iron mountain mine, 9.5 miles NW of Redding, Shasta Co., California. Link to MinDat.org Location Data.
Name Origin:	From MAGnetite and HEMatite, in allusion to the mineral's magnetism and composition.
Name Pronunciation:	Maghemite + Pronunciation