Mineralogy Database

Hidalgoite Mineral Data

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General Hidalgoite Information

Help on Chemical Formula: Chemical Formula: PbAl3(AsO4)(SO4)(OH)6
Help on Composition: Composition: Molecular Weight = 625.17 gm
   Aluminum  12.95 %  Al   24.46 % Al2O3
   Arsenic   11.98 %  As   18.38 % As2O5
   Hydrogen   0.97 %  H     8.64 % H2O
   Lead      33.14 %  Pb   35.70 % PbO
   Sulfur     5.13 %  S    12.81 % SO3
   Oxygen    35.83 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: PbAl3(AsO4)(SO4)(OH)6
Help on Environment: Environment: Secondary mineral of the oxide zone of polymetallic sulfide deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1953
Help on Locality: Locality: San Pascual mine, nine km northwest of Zimapan, Hidalgo, Mexico. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Hidalgoite + Pronunciation Say HIDALGOITE