TIRAGALLOITE


Meaning of TIRAGALLOITE in English

General Information:

Chemical Formula:

Mn++4As+++++Si3O12(OH)

Composition:

(Molecular Weight = 587.93 gm)

Manganese 37.38 % Mn

Silicon 14.33 % Si

Arsenic 12.74 % As

Hydrogen 0.17 % H

Oxygen 35.38 % O

Empirical Formula:

Mn2+4AsSi3O12(OH)

IMA Status:

Approved IMA 1980

Physical Properties:

Cleavage:

[100] Good

Color:

orange.

Density:

3.84

Luster:

Subadamantine

Streak:

white

More details...

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