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Esquema molecular
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Cinnabar
HgS
Description
Cinnabar is the most common mercury sulfide mineral and the primary source of mercury in the world.
Chemical composition
Chemical formula
HgS
Classification
Sulfides
Crystal system
trigonal
Luster
adamantino a opaco
Streak
rojo escarlata
Density
8.1 g/cm³
Temperatura de fusión
580 °C
Mohs Scale — 2.5/10
1
2
3
4
5
6
7
8
9
10
Referencia: Calcita
Color
#e34234
#b22222
#8b0000
rojo brillante a rojo parduzco
Usos
Uso cotidiano
Historically used as a pigment in paints and cosmetics.
Uso industrial
Principal ore of mercury, used in electrical switches and measuring instruments.
Similar minerals
Compare species
| Properties | Cinnabar | Proustite | Realgar | Hematite |
|---|---|---|---|---|
| Chemical formula | HgS | Ag3AsS3 | As4S4 | Fe₂O₃ |
| Classification | Sulfides | Sulfides | Sulfides | Oxides |
| Crystal system | trigonal | trigonal | monoclínico | trigonal |
| Hardness | 2.5 | 2.5 | 2 | 5.5 |
| Density | 8.1 g/cm³ | 5.57 g/cm³ | 3.56 g/cm³ | 5.26 g/cm³ |
| Luster | adamantino a opaco | adamantino | Resinoso a graso | metallic |
| Streak | rojo escarlata | rojo escarlata | Naranja-rojizo | rojizo |
| Cleavage | Unknown | Unknown | Unknown | Unknown |
| Transparency | Unknown | Unknown | Unknown | Unknown |
Similar minerals: Realgar · Hematita · Proustita
Derivatives and uses
Elemental mercury, vermilion pigment.
Geographic distribution
Extraction countries: China, España, Perú, KG, Italia
Periodic table
Contains elements: Hg · 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