Mineralogy Database

Churchite-(Dy) Mineral Data

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General Churchite-(Dy) Information

Help on Chemical  Formula: Chemical Formula: (Dy,Sm,Gd,Nd)(PO4)•2(H2O)
Help on Composition: Composition: Molecular Weight = 283.93 gm
   Samarium     5.30 %  Sm    6.14 % Sm2O3
   Gadolinium  11.08 %  Gd   12.77 % Gd2O3
   Dysprosium  17.17 %  Dy   19.71 % Dy2O3
   Phosphorus  10.91 %  P    25.00 % P2O5
   Hydrogen     1.42 %  H    12.69 % H2O
   Neodymium   20.32 %  Nd   23.70 % Nd2O3
   Oxygen      33.81 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Dy0.3Sm0.1Gd0.2Nd0.4(PO4)•2(H2O)
Help on IMA Status: IMA Status: Not Approved IMA
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Arthur Hubert Church (1834-19150, English chemist who described and analyzed the mineral and the element dysprosium.
Help on Name Pronunciation: Name Pronunciation: Churchite-(Dy) + Pronunciation Say CHURCHITE-(DY)