释义 |
hiort·dahl·ite \ˈyȯ(r)tˌdäˌlīt, -_dəˌl-\ noun (-s) Etymology: Norwegian hiortdahlit, from T. H. Hiortdahl died 1925 Norwegian chemist + Norwegian -it -ite : a rare mineral (Ca,Na)13Zr3Si9(O,OH,F)33 consisting essentially of a sodium calcium zirconium silicate containing also fluorine and occurring as pale yellow tabular triclinic crystals |