eudialyte
noun
eu·di·a·lyte
| \ yüˈdīəˌlīt\
plural -s
Definition of eudialyte
: a mineral Na4(Ca,Fe)2ZrSi6O17(OH,Cl)2 consisting of a brownish red silicate chiefly of sodium, iron, zirconium, and calcium that occurs in crystals or masses and is optically positive (H.5–5.5, specific gravity 2.9–3.0)
Keep scrolling for more