Nacareniobsite-(Ce)

Overview

NbNa3Ca3(Ce,La)(Si2O7)2OF3
Fluorescence: none	Weakly Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.45 g/cc
Hardness - Mohs	Nacareniobsite-(Ce) - 5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless
Streak	white

Crystal Properties

Property	Value
Crystal structure	monoclinic - prismatic
Cleavage	good
Tenacity	-
Fracture	uneven
Luster	vitreous, glassy

Similar Minerals

Dana Number : 56.02.05.02

Class: 56

Group: 56.02

Subgroup: 56.02.05 - mosandrite

Dana Number	Mineral Name	Formula
56.02.05.02	nacareniobsite-(Ce)	NbNa3Ca3(Ce,La)(Si2O7)2OF3
56.02.05.03	fersmanite	Ca4(Na,Ca)4(Ti,Nb)4(Si2O7)2O8F3
56.02.05.04	götzenite	(Ca,Na)3(Ti,Al)Si2O7(F,OH)2

Nickel-Strunz Number : 09.BE.20

Group : 09

Subgroup : BE

Nickel-Strunz Number	Mineral Name	Formula
09.BE.20	nacareniobsite-(Ce)	NbNa3Ca3(Ce,La)(Si2O7)2OF3

Specimens

Localities

Uses