OKENITE


Meaning of OKENITE in English

General Information:

Chemical Formula:

Ca3[Si6O15]·6(H2O)

Composition:

(Molecular Weight = 1,966.57 gm)

Calcium 20.38 % Ca

Silicon 25.71 % Si

Hydrogen 1.85 % H

Oxygen 52.07 % O

Empirical Formula:

Ca10Si18O46·18(H2O)

Environment:

Secondary mineral from the alteration of basalts.

Locality:

Disko Island, Greenland. Poona, near Bombay, India.

Name Origin:

Named after the German natural historian, Lorenz Oken (1779-1851), Munich Germany.

Physical Properties:

Cleavage:

[001] Good

Color:

white, yellowish white, or bluish white.

Density:

2.3 - 2.33, Average = 2.31

Diaphaniety:

Transparent to Translucent

Habits:

Capillary - Very slender and long, like a thread or hair (e.g. millerite)., Spherical - Spherical, rounded aggregates., Fibrous - Crystals made up of fibers.

Hardness:

5 - Apatite

Luminescence:

Fluorescent.

Luster:

Pearly

Streak:

white

More details...

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