Siderotil definitions

Siderotil

1) Triclinic mineral
Found on https://www.crosswordclues.com/clue/siderotil

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Siderotil

Siderotil is an iron(II) sulfate hydrate mineral with formula: FeSO4·5H2O which forms by the dehydration of melanterite. Copper commonly occurs substituting for iron in the structure. It typically occurs as fibrous or powdery encrustations, but may also occur as acicular triclinic crystals. It was first described in 1891 for an occurrence in the ...
Found on http://en.wikipedia.org/wiki/Siderotil

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Siderotil

Iron sulfide
Found on http://www.translationdirectory.com/glossaries/glossary075.htm

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