Palermoite

Overview

(Sr,Ca)(Li,Na)2Al4(PO4)4(OH)4
Fluorescence: white in x-ray beam	Not Radioactive	Magnetic: no

Description

Physical Properties

Property	Value
Density	3.22 g/cc
Hardness - Mohs	Palermoite - 5.5  10 Diamond 9 Carborundum 8 Topaz 7 Quartz 6 Orthoclase 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc
Color	colorless, white
Streak	white

Crystal Properties

Property	Value
Crystal structure	orthorhombic - dipyramidal
Cleavage	perfect
Tenacity	brittle
Fracture	splintery
Luster	vitreous, adamantine

Similar Minerals

Dana Number : 41.07.01.01

Class: 41

Group: 41.07

Subgroup: 41.07.01 - palermoite

Dana Number	Mineral Name	Formula
41.07.01.01	palermoite	(Sr,Ca)(Li,Na)2Al4(PO4)4(OH)4

Nickel-Strunz Number : 08.BH.25

Group : 08

Subgroup : BH

Nickel-Strunz Number	Mineral Name	Formula
08.BH.25	palermoite	(Sr,Ca)(Li,Na)2Al4(PO4)4(OH)4

Specimens

Localities

Uses