DORFMANITE


Meaning of DORFMANITE in English

General Information:

Chemical Formula:

Na2(PO3OH)·2(H2O)

Empirical Formula:

Na2(PO3)(OH)·2(H2O)

Environment:

Formed by alteration of lomonosovite in drill cores in alkalic pegmatites.

IMA Status:

Approved IMA 1980

Locality:

Khibina and Lovozero massifs, Kola Peninsula, Russia.

Name Origin:

Named for Moisei Davidovich Dorfman (1908-), Russian mineralogist who first reported a sodium phosphate in 1963.

Physical Properties:

Cleavage:

[???] Indistinct

Color:

white.

Density:

2

Habits:

Powdery - Forms a loose, poorly-coherent pulverulent mass., Aggregates - Made of numerous individual crystals or clusters., Very Soluble - Material dissolves readily in water leaving no residue.

Hardness:

1-1.5 - Talc or a little harder

Streak:

white

More details...

Mineralogy database English vocab.      Английский словарь базы данных минералогии .