UMBITE


Meaning of UMBITE in English

General Information:

Chemical Formula:

K2ZrSi3O9·(H2O)

Composition:

(Molecular Weight = 689.36 gm)

Potassium 11.34 % K

Zirconium 52.93 % Zr

Silicon 12.22 % Si

Hydrogen 0.29 % H

Oxygen 23.21 % O

Empirical Formula:

K2Zr4Si3O9·(H2O)

Physical Properties:

Cleavage:

[010] Perfect, [100] Good

Color:

colorless or yellowish white.

Density:

2.79

Diaphaniety:

Transparent

Hardness:

4.5 - Between Fluorite and Apatite

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .