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Esquema molecular
Arrastra para rotar · rueda o pinza para ampliar
Proustite
Ag3AsS3
Description
A silver arsenic sulfide mineral known for its intense red color and light sensitivity.
Chemical composition
Chemical formula
Ag3AsS3
Classification
Sulfides
Crystal system
trigonal
Luster
adamantino
Streak
rojo escarlata
Density
5.57 g/cm³
Temperatura de fusión
490 °C
Mohs Scale — 2.5/10
1
2
3
4
5
6
7
8
9
10
Referencia: Calcita
Color
#ff2400
rojo escarlata
Usos
Uso cotidiano
Display in mineral collections due to its beauty.
Uso industrial
Minor source of silver in epithermal deposits.
Similar minerals
Compare species
| Properties | Proustite | Miargyrite | Pyrargyrite | Cinnabar |
|---|---|---|---|---|
| Chemical formula | Ag3AsS3 | AgSbS2 | Ag3SbS3 | HgS |
| Classification | Sulfides | Sulfides | Sulfides | Sulfides |
| Crystal system | trigonal | monoclínico | trigonal | trigonal |
| Hardness | 2.5 | 2.5 | 2.5 | 2.5 |
| Density | 5.57 g/cm³ | 5.2 g/cm³ | 5.85 g/cm³ | 8.1 g/cm³ |
| Luster | adamantino | Metálico a submetálico | Metálico a submetálico | adamantino a opaco |
| Streak | rojo escarlata | Rojo cereza oscuro a rojo escarlata | Rojo cereza | rojo escarlata |
| Cleavage | Unknown | Unknown | Unknown | Unknown |
| Transparency | Unknown | Unknown | Unknown | Unknown |
Similar minerals: Pirargirita · Miargirita · Cinabrio
Derivatives and uses
Metallic silver and various arsenic compounds.
Geographic distribution
Extraction countries: Chile, México, Alemania, Chequia, Estados Unidos
Periodic table
Contains elements: Ag · As · S
S
Sulfur
#16 · Nonmetals
Atomic mass32.06 u
Density2.07 g/cm³
Melting point115.2 °C
Boiling point444.6 °C
StateSolid
Alkali metalsAlkaline earth metalsTransition metalsPost-transition metalsMetalloidsNonmetalsHalogensNoble gasesLanthanidesActinides