Mineralogy Database

Elpidite Mineral Data

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General Elpidite Information

Help on Chemical  Formula: Chemical Formula: Na2ZrSi6O15•3(H2O)
Help on Composition: Composition: Molecular Weight = 599.75 gm
   Sodium      7.67 %  Na   10.33 % Na2O
   Zirconium  15.21 %  Zr   20.55 % ZrO2
   Silicon    28.10 %  Si   60.11 % SiO2
   Hydrogen    1.01 %  H     9.01 % H2O
   Oxygen     48.02 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na2ZrSi6O15•3(H2O)
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1894
Help on Locality: Locality: Narsarsuk in the Julianehaab district, southern Greenland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek "ELPIS" = hope, in allusion to the hope of finding another mineral in the layer
Help on Name Pronunciation: Name Pronunciation: Elpidite Say ELPIDITE
Help on Synonym: Synonym: ICSD 10277
  PDF 29-1294