Bismuthinite | SSHADE

Mineral phase

IMA name: Bismuthinite

Name and identifiers

IMA Code: Bin

Class: non-silicate mineral
Compound type: sulfide

Chemical composition

Formula: $Bi_2S_3$
Chemical formula: Bi2S3
Elemental formula: Bi2 S3
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Isotope mole fraction	State	Relevance
	$Bi$	Bismuth	element	2		constituent element	main
	$S$	Sulfur	element	3		constituent element	main

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$ >Bi-S-$	6

Classifications

Strunz

Class: sulfides - sufosalts (02)
Division: metal sulfides, M:S = 3:4 and 2:3 (02.D)
Family: M:S = 2:3 and similar (02.DB)
Code: 02.DB.05a

Dana

Major class: sulfides (II)
Class: sulfides - including selenides and tellurides (02)
Type: where Am Bn Xp, with (m+n):p=2:3 (02.11)
Group: Stibnite group (Orthorhombic: Pbnm) (02.11.02)
Code: 02.11.02.03

Crystallography

Phase type: crystalline
Crystal system: orthorhombic
Crystal class: dipyramidal
Crystal class symbol: mmm (D2h)
Crystal spacegroup: Pnma

Physical properties

Molar mass: 514.16 $g/mol$
Density: 6.8 - 7.2 $g/cm^3$

Thermodynamical properties

State NTP: solid

Optical properties

Refringence type: biaxial
Pure color: gray
Color: gray, silver white, tin white
Diaphaneity: opaque
Luster: metallic

Links and Publications

Links