LORENZENITE


Meaning of LORENZENITE in English

General Information:

Chemical Formula:

Na2Ti2Si2O9

Composition:

(Molecular Weight = 341.91 gm)

Sodium 13.45 % Na

Titanium 28.01 % Ti

Silicon 16.43 % Si

Oxygen 42.12 % O

Empirical Formula:

Na2Ti2Si2O9

Environment:

Alkaline magmatic and pegmatitic rocks.

Locality:

Kola Peninsula, Russia.

Name Origin:

Ramsayite is named after V. Ramsay.

Physical Properties:

Cleavage:

[100] Distinct, [110] Distinct

Color:

brown, colorless, green, white, or light blue.

Density:

3.4

Diaphaniety:

Transparent to translucent to opaque

Habits:

Acicular - Occurs as needle-like crystals., Granular - Generally occurs as anhedral to subhedral crystals in matrix., Massive - Fibrous - Distinctly fibrous fine-grained forms.

Hardness:

6 - Orthoclase

Luminescence:

Non-fluorescent.

Luster:

Vitreous - Greasy

Streak:

light brownish yellow

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .