SHKATULKALITE


Meaning of SHKATULKALITE in English

General Information:

Chemical Formula:

Na10Mn++Ti3Nb3(Si2O7)6(OH)2F·12(H2O)

Composition:

(Molecular Weight = 1,985.39 gm)

Sodium 11.58 % Na

Titanium 7.23 % Ti

Manganese 2.77 % Mn

Niobium 14.04 % Nb

Silicon 16.98 % Si

Hydrogen 1.32 % H

Oxygen 45.13 % O

Fluorine 0.96 % F

Empirical Formula:

Na10Mn2+Ti3Nb3(Si2O7)6(OH)2F·12(H2O)

Environment:

In hyperagpaitic pegmatites. Similar to epistolite and murmanite.

IMA Status:

Approved IMA (Dana # Added)

Locality:

Mount Alluaiv in the northwestern part of the Lovozero Alkaline massif, Kola Peninsula, Russia.

Name Origin:

For the Shkatulka vein in which the mineral was found.

Physical Properties:

Cleavage:

[001] Perfect, [100] Perfect

Color:

colorless, silvery white, light pink, creamy, or yellowish.

Density:

2.7

Diaphaniety:

Transparent to Translucent

Habits:

Tabular - Form dimensions are thin in one direction., Micaceous - Platy texture with "flexible" plates.,

Hardness:

3 - Calcite

Luminescence:

Non-fluorescent.

Luster:

Pearly

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .