EUCRYPTITE


Meaning of EUCRYPTITE in English

General Information:

Chemical Formula:

LiAlSiO4

Composition:

(Molecular Weight = 126.01 gm)

Lithium 5.51 % Li

Aluminum 21.41 % Al

Silicon 22.29 % Si

Oxygen 50.79 % O

Empirical Formula:

LiAlSiO4

Environment:

Secondary mineral derived from spodumene.

Locality:

Branchville, Connecticut, USA.

Physical Properties:

Cleavage:

[1011] Indistinct

Color:

brown, colorless, or white.

Density:

2.67

Diaphaniety:

Transparent to translucent

Hardness:

6.5 - Pyrite

Luminescence:

Non-fluorescent.

Luster:

Vitreous (Glassy)

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .