Mineralogy Database

Yingjiangite Mineral Data

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General Yingjiangite Information

Help on Chemical  Formula: Chemical Formula: (K2,Ca)(UO2)7(PO4)4(OH)6•6(H2O)
Help on Composition: Composition: Molecular Weight = 2,607.53 gm
   Potassium    4.50 %  K     5.42 % K2O
   Calcium      0.38 %  Ca    0.54 % CaO
   Uranium     63.90 %  U    72.49 % UO2
   Phosphorus   4.75 %  P    10.89 % P2O5
   Hydrogen     0.70 %  H     6.22 % H2O
   Oxygen      25.77 %  O
              ______        ______ 
              100.00 %       95.55 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K3Ca0.25(UO2)7(PO4)4(OH)6•6(H2O)
Help on Environment: Environment: Secondary product in the oxidzed zone containing uraninite and uranothorite.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Tongbiguan village, Yingiang County, Yunnan Province, China. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Yingjiangite + Pronunciation Say YINGJIANGITE
Help on Synonym: Synonym: IMA1989-001