POLDERVAARTITE


Meaning of POLDERVAARTITE in English

General Information:

Chemical Formula:

(Ca,Mn++)2SiO3(OH)2

Composition:

(Molecular Weight = 197.68 gm)

Calcium 30.41 % Ca

Manganese 13.90 % Mn

Silicon 14.21 % Si

Hydrogen 1.02 % H

Oxygen 40.47 % O

Empirical Formula:

Ca1.5Mn2+0.5SiO3(OH)2

IMA Status:

Approved IMA

Physical Properties:

Cleavage:

None

Color:

colorless or milky white.

Density:

2.91

Diaphaniety:

Transparent to Translucent

Hardness:

5 - Apatite

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .