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Showing 1 to 2 of 2 for “"alteration of magnetite"”.
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Formation and alteration of magnetite nanoparticles
Magnetite is an iron oxide, which is ubiquitous in rocks and is usually deposited as small nanoparticulate matter among other rock material. It differs from most other iron oxides because it contains divalent and trivalent iron. Consequently, it has a special crystal structure and unique magnetic …
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Stratigraphy, magnetic susceptibility, and mineralogy of loess-paleosol sequences in southwestern Illinois and eastern Missouri
… (MS) zones, controlled by silt-size magnetite concentrations, have been delineated within oxidized, C horizon Peoria and Loveland Silts along the Illinois and Mississippi Valleys. Lower Peoria and lower Loveland Silts (MS = 55-80 $\times\ 10\sp{-5}$ SI) and Roxana Silt (MS = 60-90 …