ELLISITE


Meaning of ELLISITE in English

General Information:

Chemical Formula:

Tl3AsS3

Composition:

(Molecular Weight = 784.27 gm)

Thallium 78.18 % Tl

Arsenic 9.55 % As

Sulfur 12.27 % S

Empirical Formula:

Tl3AsS3

IMA Status:

Approved IMA 1979

Locality:

Carlin gold deposit, Eureka County, Nevada, USA.

Name Origin:

Named for Albert J. Ellis (1929-), New Zealand geochemist.

Physical Properties:

Cleavage:

[1011] Perfect, [1011] Perfect, [1011] Perfect

Color:

dark gray.

Density:

7.1

Diaphaniety:

Opaque

Habits:

Rhombohedral Crystals - Occurs as well-formed crystals showing rhobohedral crystals., ,

Hardness:

2 - Gypsum

Luster:

Metallic

Streak:

pale brown

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .