NORDITE-(CE)


Meaning of NORDITE-(CE) in English

General Information:

Chemical Formula:

(Ce,La,Ca)(Sr,Ca)Na2(Na,Mn)(Zn,Mg)Si6O17

Environment:

Sodalite syenite pegmatite.

IMA Status:

Approved IMA 1987

Locality:

Near the Chinglusuai River and Motchusuai River, Lovozero Massif, Kola Pininuula, Russia.

Name Origin:

Analog to the La-dominant nordite-(La) which was named after the word for north because of its northern origin in the Lovozero Massif.

Physical Properties:

Cleavage:

[010] Distinct

Color:

light brown, dark brown, or blackish brown.

Density:

6.43 - 6.49, Average = 6.46

Diaphaniety:

Translucent

Habits:

Fibrous - Crystals made up of fibers., Aggregates - Made of numerous individual crystals or clusters., Lamellar - Thin laminae producing a lamellar structure.

Hardness:

5 - Apatite

Luster:

Vitreous - Greasy

Streak:

light brown

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .