noun hiort·dahl·ite \ˈyȯ(r)tˌdäˌlīt, -dəˌl-\

Definition of hiortdahlite



  1. :  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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Origin and Etymology of hiortdahlite

Norwegian hiortdahlit, from T. H. Hiortdahl †1925 Norwegian chemist + Norwegian -it -ite

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to criticize severely

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