| 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
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