Florencite-(La)

Overview

(La,Ce)Al3(PO4)2(OH)6
Fluorescence: none	Mildly Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.52 g/cc
Hardness - Mohs	Florencite-(La) - 5.0-6.0  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, yellow
Streak	white

Crystal Properties

Property	Value
Crystal structure	trigonal - hexagonal scalenohedral
Cleavage	good
Tenacity	-
Fracture	brittle
Luster	resinous

Similar Minerals

Dana Number : 41.05.10.03

Class: 41

Group: 41.05

Subgroup: 41.05.10 - dussertite

Dana Number	Mineral Name	Formula
41.05.10.02	florencite-(Ce)	CeAl3(PO4)2(OH)6
41.05.10.03	florencite-(La)	(La,Ce)Al3(PO4)2(OH)6
41.05.10.04	florencite-(Nd)	(Nd,Ce)Al3(PO4)2(OH)6

Nickel-Strunz Number : 08.BL.13

Group : 08

Subgroup : BL

Nickel-Strunz Number	Mineral Name	Formula
08.BL.13	florencite-(Ce)	CeAl3(PO4)2(OH)6
08.BL.13	florencite-(La)	(La,Ce)Al3(PO4)2(OH)6
08.BL.13	florencite-(Nd)	(Nd,Ce)Al3(PO4)2(OH)6
08.BL.13	waylandite	BiAl3(PO4)2(OH)6

Specimens

Localities

Uses