aenigmatite\ə̇ˈnigməˌtīt, ēˈ-, eˈ-\
Definition of enigmatite
: 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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