Mineralogy Database

Walkerite Mineral Data

Search Webmineral :
  

General Walkerite Information

Help on Chemical Formula: Chemical Formula: Ca16(Mg,Li,[ ])2[B13O17(OH)12]4Cl6•28(H2O)
Help on Composition: Composition: Molecular Weight = 3,822.57 gm
   Potassium   0.06 %  K     0.07 % K2O
   Sodium      0.10 %  Na    0.13 % Na2O
   Lithium     0.06 %  Li    0.12 % Li2O
   Calcium    16.36 %  Ca   22.89 % CaO
   Magnesium   0.35 %  Mg    0.58 % MgO
   Iron        0.25 %  Fe    0.32 % FeO
   Boron      14.54 %  B    46.83 % B2O3
   Hydrogen    2.83 %  H    25.28 % H2O
   Chlorine    4.88 %  Cl    4.88 % Cl
                -   %   Cl   -1.10 % -O=Cl2   
   Oxygen     60.58 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca15.6Na0.16K0.06Mg0.55Li0.31Fe2+0.17B51.43O68(OH)48Cl5.26(OH)0.74H2.53�28(H2O)
Help on Environment: Environment: Upper Halite Member of the Windsor Group evaporites. Structure is similar to penobsquisite and pringleite.
Help on IMA Status: IMA Status: Approved IMA 2002 (Dana # Added)
Help on Locality: Locality: Potash Corporation of Saskatchewan (New Brunswick Division) mine at Penobsquis, near Sussex, Kings County, New Brunswick, Canada. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Thomas Leonard Walker (1867-1942), Founding Member and past president Geological Society of America.
Help on Synonym: Synonym: IMA2001-051