General Information:
Chemical Formula:
K8H8(SO4)7 (?)
Composition:
(Molecular Weight = 991.28 gm)
Potassium 31.55 % K
Hydrogen 0.61 % H
Sulfur 22.64 % S
Oxygen 45.19 % O
Empirical Formula:
K8H6(SO4)7
Environment:
Found as a transient efflorescence in a fumarole.
Locality:
Cape Miseno, near Naples, Italy.
Name Origin:
Named after its locality.
Physical Properties:
Cleavage:
[010] Distinct
Color:
colorless or grayish white.
Density:
2.32
Diaphaniety:
Transparent to Translucent
Habits:
Fibrous - Crystals made up of fibers., Acicular - Occurs as needle-like crystals., Aggregates - Made of numerous individual crystals or clusters.
Luster:
Silky - Pearly
Streak:
white
More details...