Mineralogy Database

Hapkeite Mineral Data

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General Hapkeite Information

Help on Chemical  Formula: Chemical Formula: Fe2Si
Help on Composition: Composition: Molecular Weight = 93.65 gm
   Chromium     0.56 %  Cr
   Iron        75.73 %  Fe
   Silicon     18.59 %  Si
   Nickel       3.13 %  Ni
   Phosphorus   1.98 %  P
              100.00 % 
Help on Empirical Formula: Empirical Formula: Fe0+1.27Ni0.05Cr0.01Si0.62P0.06
Help on Environment: Environment: The new mineral is interpreted to have formed by impact-induced, vapor-phase deposition in lunar soil.
Help on IMA Status: IMA Status: Approved IMA 2004 (Dana # Added)
Help on Locality: Locality: Occurs in a regolith-breccia clast in the lunar meteorite Dhofar 280 from Oman. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Bruce Hapke (emeritus, University of Pittsburgh). who first predicted the presence of vapor-deposited elemental Fe as coatings on lunar soil grains.
Help on Synonym: Synonym: IMA2003-014