TUNDRITE-(ND)


Meaning of TUNDRITE-(ND) in English

General Information:

Chemical Formula:

Na3(Nd,La)4(Ti,Nb)2(SiO4)2(CO3)3O4(OH)·2(H2O)

Composition:

(Molecular Weight = 1,240.10 gm)

Sodium 5.56 % Na

Lanthanum 11.20 % La

Titanium 5.79 % Ti

Niobium 3.75 % Nb

Silicon 4.53 % Si

Hydrogen 0.41 % H

Carbon 2.91 % C

Neodymium 34.89 % Nd

Oxygen 30.96 % O

Empirical Formula:

Na3Nd3LaTi1.5Nb0.5(SiO4)2(CO3)3O4(OH)·2(H2O)

IMA Status:

Approved IMA 1987

Physical Properties:

Cleavage:

[???] Good

Color:

yellow or greenish yellow.

Density:

3.7

Hardness:

3 - Calcite

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .