Mineralogy Database

Archerite Mineral Data

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General Archerite Information

Help on Chemical  Formula: Chemical Formula: (K,NH4)H2PO4
Help on Composition: Composition: Molecular Weight = 130.82 gm
   Potassium   22.42 %  K    27.00 % K2O
   Phosphorus  23.68 %  P    54.25 % P2O5
   Hydrogen     0.77 %  H      -   % Calc as (NH4)2O
   Hydrogen     1.54 %  H    13.77 % H2O
   Nitrogen     2.68 %  N     4.98 % (NH4)2O
   Oxygen      48.92 %  O
              ______        ______ 
              100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: K0.75(NH4)0.25H2(PO4)
Help on Environment: Environment: Occurs as a component of stalactites and crusts on the walls of caves containing bat guano deposits.
Help on IMA Status: IMA Status: Approved IMA 1975
Help on Locality: Locality: In Petrogale Cave, near Madura, and in Murra-el-elevyn Cave, about 200 km east of Balladonia, Western Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Honors Dr. Michael Archer (1945- ), Curator of Mammals, Queensland Museum, Brisbane, Australia, who discovered the first specimens.
Help on Name Pronunciation: Name Pronunciation: Archerite + Pronunciation Say ARCHERITE
Help on Synonym: Synonym: ICSD 71311
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