enigmatite

noun enig·ma·tite
variants: or less commonly aenigmatite \ə̇ˈnigməˌtīt, ēˈ-, eˈ-\

Definition of enigmatite

plural -s
: an imperfectly known mineral formerly classed with the amphibole group that occurs in black triclinic crystals and is essentially a silicate of iron, titanium, and sodium (specific gravity 3.74–3.80)

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Origin and Etymology of enigmatite

German ainigmatit, änigmatit, from Greek ainigmat-, ainigma + German -it -ite


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