Meaning of ALLUAIVITE in English

ALLUAIVITE

General Information:

Chemical Formula:

Na19(Ca,Mn++)6(Ti,Nb)3(Si3O9)2(Si10O28)2Cl·2(H2O)

Composition:

(Molecular Weight = 2,169.25 gm)

Sodium 20.14 % Na

Calcium 8.31 % Ca

Titanium 4.97 % Ti

Manganese 3.80 % Mn

Niobium 3.21 % Nb

Silicon 20.72 % Si

Hydrogen 0.19 % H

Chlorine 3.27 % Cl

Oxygen 35.40 % O

Empirical Formula:

Na19Ca4.5Mn2+1.5Ti2.25Nb0.75Si16O46Cl2·2(H2O)

IMA Status:

Approved IMA 1989

Physical Properties:

Cleavage:

None

Color:

brownish pink or colorless.

Density:

2.76

Diaphaniety:

Transparent

Hardness:

5-6 - Between Apatite and Orthoclase

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .