Mineralogy Database

Juanite Mineral Data

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General Juanite Information

Help on Chemical  Formula: Chemical Formula: Ca10Mg4Al2Si11O39•4(H2O) (?)
Help on Composition: Composition: Molecular Weight = 1,556.94 gm
   Calcium    25.74 %  Ca   36.02 % CaO
   Magnesium   6.24 %  Mg   10.35 % MgO
   Aluminum    3.47 %  Al    6.55 % Al2O3
   Silicon    19.84 %  Si   42.45 % SiO2
   Hydrogen    0.52 %  H     4.63 % H2O
   Oxygen     44.19 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca10Mg4Al2Si11O39•4(H2O)
Help on Environment: Environment: Alteration product of melilite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1932
Help on Locality: Locality: Iron Hill, Powderhorn-Cebolla district, Gunnison County, Colorado. USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the San Juan Mountains, Colorado, USA.
Help on Name Pronunciation: Name Pronunciation: Juanite Say JUANITE