General Information:
Chemical Formula:
Fe3(SO4)4·14(H2O)
Composition:
(Molecular Weight = 804.01 gm)
Iron 20.84 % Fe
Hydrogen 3.51 % H
Sulfur 15.95 % S
Oxygen 59.70 % O
Empirical Formula:
Fe2+3(SO4)4·14(H2O)
Physical Properties:
Color:
brown, yellow, or violet brown.
Density:
2.15
Diaphaniety:
Translucent
Habits:
Massive - Granular - Common texture observed in granite and other igneous rock., ,
Hardness:
3-3.5 - Calcite-Copper Penny
Luminescence:
Non-fluorescent.
Luster:
Vitreous - Resinous
More details...