General Information:
Chemical Formula:Mn++3(AsO4)2·4(H2O)
Composition:(Molecular Weight = 514.71 gm)Manganese 32.02 %
MnArsenic 29.11 %
AsHydrogen 1.57 %
H Oxygen 37.30 %
O Empirical Formula: Mn2+3(AsO4)2·4(H2O)
Environment:Found on loellingite-frankllinite-willemite-calcite ores. An inadequately described mineral. Only one specimen known.
Locality:Sterling Hill Mine, Ogdensburg, New Jersey, USA.
Name Origin:Named for the locality.
Physical Properties: Cleavage:[???] Perfect
Color:white or light pink.
Density:2.95
Habits:Spherical - Spherical, rounded aggregates., Tabular - Form dimensions are thin in one direction.,
Hardness:3 - Calcite
Luster:Silky - Pearly
Streak:white
More details...
