USSINGITE


Meaning of USSINGITE in English

General Information:

Chemical Formula:

Na2AlSi3O8(OH)

Composition:

(Molecular Weight = 302.22 gm)

Sodium 15.21 % Na

Aluminum 8.93 % Al

Silicon 27.88 % Si

Hydrogen 0.33 % H

Oxygen 47.65 % O

Empirical Formula:

Na2AlSi3O8(OH)

Environment:

Pegmatites.

Locality:

Kangerdluarusuk, Greenland.

Physical Properties:

Cleavage:

[???] Good, [???] Good, [???] Good

Color:

white, light violet red, dark violet red, pink, or reddish violet.

Density:

2.46 - 2.5, Average = 2.48

Diaphaniety:

Transparent

Habits:

Massive - Uniformly indistinguishable crystals forming large masses., ,

Hardness:

6.5 - Pyrite

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .