FERROCELADONITE


Meaning of FERROCELADONITE in English

General Information:

Chemical Formula:

K2Fe++Fe+++Si8O20(OH)4

Composition:

(Molecular Weight = 802.59 gm)

Potassium 9.74 % K

Iron 13.92 % Fe

Silicon 27.99 % Si

Hydrogen 0.50 % H

Oxygen 47.84 % O

Empirical Formula:

K2Fe2+Fe3+(Si8O20)(OH)4

Environment:

In an altered crystal-vitric tuff associated with ferroaluminoceladonite.

IMA Status:

Approved IMA (Dana # Added)

Locality:

Hokonui Hills, Southland, New Zealand.

Name Origin:

Named from its composition (Fe++) and the French 'celadon,' sea-green, in allusion to its common color.

Physical Properties:

Cleavage:

[001] Perfect

Color:

dark bluish green.

Density:

3.05

Diaphaniety:

Translucent to opaque

Habits:

Microscopic Crystals - Crystals visible only with microscopes., ,

Hardness:

2-2.5 - Gypsum-Finger Nail

Luster:

Earthy (Dull)

Streak:

paler green

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .