Back
Esquema molecular
Malachite
Cu2(CO3)(OH)2
Description
Malachite is a green copper carbonate mineral that often forms botryoidal, fibrous, or stalagmitic formations.
Chemical composition
Chemical formula
Cu2(CO3)(OH)2
Classification
Carbonates
Crystal system
Monoclinic
Luster
vitreous
Streak
light green
Density
3.6 g/cm³
Temperatura de fusión
1000 °C
Mohs Scale — 3.5/10
1
2
3
4
5
6
7
8
9
10
Referencia: Fluorita
Color
#00ff00
#008000
Green
Usos
Uso cotidiano
Used for ornamental purposes and jewelry.
Uso industrial
Used in copper extraction and as a pigment.
Similar minerals
Compare species
| Properties | Malachite | Turquoise | Chrysocolla | Azurite |
|---|---|---|---|---|
| Chemical formula | Cu2(CO3)(OH)2 | CuAl6(PO4)4(OH)8·4H2O | (Cu,Al)2H2Si2O5(OH)4·nH2O | Cu3(CO3)2(OH)2 |
| Classification | Carbonates | Fosfatos | Silicatos | Carbonates |
| Crystal system | Monoclinic | Triclinic | Amorfo | Monoclinic |
| Hardness | 3.5 | 5 | 2.5 | 3.5 |
| Density | 3.6 g/cm³ | 2.65 g/cm³ | 2 g/cm³ | 3.77 g/cm³ |
| Luster | vitreous | Cera | Vitreous to silky | Vitreous |
| Streak | light green | Blanco | White | Light blue |
| Cleavage | Unknown | Unknown | Unknown | Unknown |
| Transparency | Unknown | Unknown | Unknown | Unknown |
Similar minerals: Azurite · Turquoise · Chrysocolla
Derivatives and uses
Used to produce acetic acid and dyes.
Geographic distribution
Extraction countries: R.D. Congo, Cuba, China, Estados Unidos
Galería de la comunidad
Periodic table
Contains elements: Cu · C · O · H
H
Hydrogen
#1 · Nonmetals
Atomic mass1.008 u
Density0.0899 g/cm³
Melting point-259.2 °C
Boiling point-252.9 °C
StateGas
Alkali metalsAlkaline earth metalsTransition metalsPost-transition metalsMetalloidsNonmetalsHalogensNoble gasesLanthanidesActinides
