HYALOTEKITE


Meaning of HYALOTEKITE in English

General Information:

Chemical Formula:

(Ba,Pb,Ca,K)6(B,Si,Al)2(Si,Be)10O28(F,Cl)

Composition:

(Molecular Weight = 1,595.98 gm)

Potassium 1.47 % K

Barium 25.81 % Ba

Calcium 3.01 % Ca

Beryllium 1.41 % Be

Aluminum 0.34 % Al

Silicon 14.25 % Si

Boron 0.81 % B

Lead 23.37 % Pb

Chlorine 0.56 % Cl

Oxygen 28.07 % O

Fluorine 0.89 % F

Empirical Formula:

Ba3Pb1.8Ca1.2K0.6B1.2Si0.6Al0.2Si7.5Be2.5O28F0.75Cl0.25

Locality:

Langbanshyttan, Vermalnd, Sweden.

Physical Properties:

Cleavage:

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

Color:

white or pearly gray.

Density:

3.81

Diaphaniety:

Translucent to subtranslucent

Habits:

Massive - Granular - Common texture observed in granite and other igneous rock., Crystalline - Coarse - Occurs as well-formed coarse sized crystals.,

Hardness:

5.5 - Knife Blade

Luster:

Vitreous - Adamantine

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .