iron disulfide

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Related to iron disulfide: Iron sulfide
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Noun1.iron disulfide - a compound containing two atoms of sulfur combined with iron
sulfide, sulphide - a compound of sulphur and some other element that is more electropositive
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References in periodicals archive ?
One of the laboratories conducted chemical study of the finding and made the following conclusion that the metal crystals in quartz, which are look like gold - is pyrite, a mineral, iron disulfide FeS2.
By contrast, more common lithium iron disulfide (LiFeS2) cells exhibit typical charge leakage four times as great.
Lithium iron disulfide batteries, like those found in retail stores, have a slightly higher operating voltage (i.e., 1.8 V) compared to traditional alkaline (i.e., 1.5 V) but are still significantly lower than other lithium primary chemistries, like lithium-thionyl chloride at 3.6 V.