MANGANHUMITE


Meaning of MANGANHUMITE in English

General Information:

Chemical Formula:

(Mn,Mg)7(SiO4)3(OH)2

Composition:

(Molecular Weight = 641.22 gm)

Magnesium 6.63 % Mg

Manganese 44.98 % Mn

Silicon 13.14 % Si

Hydrogen 0.31 % H

Oxygen 34.93 % O

Empirical Formula:

Mn2+5.25Mg1.75(SiO4)3(OH)2

IMA Status:

Approved IMA 1978

Physical Properties:

Cleavage:

[010] Perfect

Color:

brown, brown orange, or light orange.

Density:

3.83

Diaphaniety:

Transparent to Translucent

Hardness:

4 - Fluorite

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .