Pyrites is a yellow brass mineral with a bright metallic luster also known as fool’s gold. It is a common compound of sulfide mineral. Pyrite’s chemical composition is iron sulfide (FeS2). It is found ...
IN NATURE, vol. xi. p. 249, Mr. Carr mentions the fact that some iron pyrites in the Maidstone Museum “have crumbled into a coarse, finely divided mass;” and he inquires whether “such a thing has ever ...
THE “curious phenomenon” described by Mr. Frederic Case (NATURE, vol. xi. p. 249) is by no means an uncommon one. It is due to oxidation, and the conversion of a portion of the pyrites into soluble ...
1 Laboratory of Geosciences and Environment, Department of Earth Sciences, Faculty of Science, University of Douala, Douala, Cameroon. 2 Laboratory of Applied Geology-Metallogeny, Department of Earth ...
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