Greigite

Noun

Word Frequency: 0.0

Definitions

1.NounA magnetic form of iron sulfide, FeFe2S4, analogous to magnetite, produced by microorganisms and found in lake sediments; Note: half the iron ions are ferrous and half ferric.

Synonyms

griegite ferrous sulfide ferrous sulphide spathic iron siderotil mgriite siderite magnesioferrite ferrosulphide redgillite chromferide pyrite

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