Constituent Synthetic acanthite | SSHADE

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Constituent

Name: Synthetic acanthite
Official name: Synthetic Silver sulfide

Family: covalent network solid
Class: tridimentional covalent network solid
Compound type: non-oxide ceramic

Constituent abundance in material

Relevance: main - major
Arrangement: single phase
Mass fraction: 1.0
Mole fraction: 1.0

Chemical composition

Formula: $Ag_2S$
Chemical formula: Ag2S
Elemental formula: Ag2 S
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Ag$	Silver	element	2	0.6666666666666666	1.0	pure	main
	$S$	Sulfur	element	1	0.3333333333333333	1.0	pure	main

Class: tridimensional covalent networks (11)
Type: metal homonuclear tridimensional networks (elemental) (11.02)

Phase name: monoclinic acanthite (β-form)
Phase type: crystalline

Crystallography

Crystal system: monoclinic
Crystal class: prismatic
Crystal class symbol: 2/m (C2h)

Texture: polycrystalline

Physical properties

Molar mass: 247.80 $g/mol$
Density: 7.234 $g/cm^3$

Optical properties

Refringence type: uniaxial
Refraction index $n_{\alpha}$: 2.42