A rare or specialized mineral or chemical compound combining properties related to oils (elaeio-) with leucite (a feldspar mineral), possibly a technical geological term.
From Greek 'elaion' (oil) combined with 'leucite', a potassium aluminum silicate mineral, creating a compound term for a specific mineral or chemical substance.
This ultra-specific mineralogical term shows how geologists name minerals by combining compositional or property clues—though this particular one is so obscure it might represent a single discovery!
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