Mineralogy Database

Cadwaladerite Mineral Data

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General Cadwaladerite Information

Help on Chemical  Formula: Chemical Formula: Al(OH)2Cl•4(H2O)
Help on Composition: Composition: Molecular Weight = 168.51 gm
   Aluminum  16.01 %  Al   30.25 % Al2O3
   Hydrogen   5.98 %  H    53.45 % H2O
   Chlorine  21.04 %  Cl   21.04 % Cl
               -   %   Cl   -4.75 % -O=Cl2   
   Oxygen    56.97 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Al(OH)2Cl•4(H2O)
Help on Environment: Environment: In a sulfate deposit, embedded in halite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1941
Help on Locality: Locality: On mine dumps at Cerro Pintados, 80 km southeast of Iquique, Tarapaca, Chile. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Charles Meigs Biddle Cadwalader, formerly President of the Academy of Natural Sciences, Philadelphia, Pennsylvania, USA.
Help on Name Pronunciation: Name Pronunciation: Cadwaladerite + Pronunciation Say CADWALADERITE