Mineralogy Database

Lacroixite Mineral Data

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General Lacroixite Information

Help on Chemical  Formula: Chemical Formula: NaAl(PO4)F
Help on Composition: Composition: Molecular Weight = 163.94 gm
   Sodium      14.02 %  Na   18.90 % Na2O
   Aluminum    16.46 %  Al   31.10 % Al2O3
   Phosphorus  18.89 %  P    43.29 % P2O5
   Oxygen      39.04 %  O
   Fluorine    11.59 %  F    11.59 % F
                 -   %   F    -4.88 % -O=F2    
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaAl(PO4)F
Help on Environment: Environment: In druses in granite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1914
Help on Locality: Locality: Large crystals [from the Koppar quarry,] on the Greifensteine, near Ehrenfriedersdorf, Saxony, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Francois Antoine Alfred Lacroix (1863-1948), French mineralogist, Natural History Museum, Paris, France.
Help on Name Pronunciation: Name Pronunciation: Lacroixite + Pronunciation Say LACROIXITE
Help on Synonym: Synonym: ICSD 40522
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