Timothy Glasgow's Photo Gallery
VG9-LGGHematite Fe2O3
Iron Ridge Mine, Iron Ridge Mines, Iron Ridge Mining District, Dodge County, Wisconsin, USA42 mm. at longest point. Oolitic Hematite
Pelletised Magnetite product
Humboldt Mine, Humboldt Township, Marquette County, Michigan, USA16 mm. Magnetite pellet produced by processing taconite ores.