Halite | SSHADE

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Mineral phase

IMA name: Halite

Class: non-silicate mineral
Compound type: halide

Chemical composition

Formula: $NaCl$
Chemical formula: NaCl
Elemental formula: Na Cl
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Isotope mole fraction	State	Relevance
	$Na$	Sodium	element	1		constituent element	main
	$Cl$	Chlorine	element	1		constituent element	main

Oxides composition

Oxides

Formula	$Na_{2}O$	$Cl$
Mass fraction (%)

Classifications

Strunz

Class: halides (03)
Division: simple halides, without H2O (03.A)
Family: M:X = 1:1, 2:3, 3:5, etc. (03.AA)
Code: 03.AA.20

Dana

Major class: halides (IV)
Class: anhydrous and hydrated halides (09)
Type: where AX (09.01)
Group: Halite group (09.01.01)
Code: 09.01.01.01

Crystallography

Phase type: crystalline
Crystal system: isometric (cubic)
Crystal class: hexoctahedral
Crystal class symbol: m-3m (Oh)
Crystal spacegroup: Fm-3m

Physical properties

Molar mass: 58.44 $g/mol$
Density: 2.17 $g/cm^3$

Thermodynamical properties

State NTP: solid

Optical properties

Refringence type: isotropic
Refringence sign: no
Refraction index $n_{\alpha}$: 1.544
Pure color: white
Color: white, light blue, dark blue, pink
Diaphaneity: transparent
Luster: vitreous

Links and Publications

Links