Mineralogy Database

Harkerite Mineral Data

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General Harkerite Information

Help on Chemical  Formula: Chemical Formula: Ca24Mg8Al2(SiO4)8(BO3)6(CO3)10•2(H2O)
Help on Composition: Composition: Molecular Weight = 2,935.91 gm
   Calcium    32.76 %  Ca   45.84 % CaO
   Magnesium   6.62 %  Mg   10.98 % MgO
   Aluminum    1.84 %  Al    3.47 % Al2O3
   Silicon     7.65 %  Si   16.37 % SiO2
   Boron       2.21 %  B     7.11 % B2O3
   Hydrogen    0.14 %  H     1.23 % H2O
   Carbon      4.09 %  C    14.99 % CO2
   Oxygen     44.69 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca24Mg8Al2(SiO4)8(BO3)6(CO3)10•2(H2O)
Help on Environment: Environment: Skarns in dolomitic limestones at the contact with granite
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1948
Help on Locality: Locality: Camas Malag, near Broadford, Isle of Skye, Scotland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Alfred Harker (1859-1939), British petrologist, Cambridge University, Cambridge, England.
Help on Name Pronunciation: Name Pronunciation: Harkerite + Pronunciation Say HARKERITE
Help on Synonym: Synonym: ICSD 12105
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