Chemical Formula: Ca(Mn,Na,Li)6Fe++Al2(PO4)6(F,OH)2
Help on Composition: Composition: Molecular Weight = 1007.43 g
 
Hydrogen 0.01 % H 0.09 % H2O 0.00 %
Lithium 0.48 % Li 1.04 % Li2O 0.00 %
Oxygen 38.27 % O 0.00 % 0.00 %
Fluorine 3.77 % F 3.77 % F 0.00 %
Sodium 2.51 % Na 3.38 % Na2O 0.00 %
Aluminum 5.09 % Al 9.61 % Al2O3 0.00 %
Phosphorus 18.45 % P 42.27 % P2O5 0.00 %
Calcium 3.98 % Ca 5.57 % CaO 0.00 %
Manganese 16.91 % Mn 21.83 % MnO 0.00 %
Iron 10.53 % Fe 7.84 % FeO 6.34 % Fe2O3



100.00 % 95.40 % 6.34 %
 
Help on Empirical Formula: Empirical Formula: CaMn2+3.1Na1.1Fe2+1.1Li0.7Fe3+0.8Al1.9 (PO4)6F2(OH)0.1
Help on Environment: Environment: Accessory mineral in complex granite pegmatites
Help on Locality: Locality: Riverton Lode (Everly mine), near Harney City, 3 km east of Keystone, Penninton County, South Dakota, USA.. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek for "enigma", as the chemical composition was originally puzzling
Help on Synonym: Synonym: