Esquema molecular
Epidote
Ca2(Al,Fe)3(SiO4)3(OH)
Description
Epidote is a sorosilicate mineral commonly found in metamorphic and plutonic rocks. It is known for its characteristic pistachio-green color.
Chemical composition
Chemical formula
Ca2(Al,Fe)3(SiO4)3(OH)
Classification
Silicates
Crystal system
monoclínico
Luster
Vítreo
Streak
Blanco grisáceo
Density
3.4 g/cm³
Temperatura de fusión
1200 °C
Mohs Scale — 6.5/10
Referencia: Cuarzo
Color
Verde pistacho a verde oscuro
Usos
Uso cotidiano
Mainly used in jewelry as an ornamental gemstone due to its distinctive color.
Uso industrial
Used as a petrogenetic indicator in geological studies of metamorphism.
Similar minerals
Compare species
| Properties | Epidote | Diopside | Diopside | Diopside |
|---|---|---|---|---|
| Chemical formula | Ca2(Al,Fe)3(SiO4)3(OH) | CaMgSi2O6 | CaMgSi2O6 | CaMgSi2O6 |
| Classification | Silicates | Silicates | Silicates | Silicates |
| Crystal system | monoclínico | monoclínico | monoclínico | monoclínico |
| Hardness | 6.5 | 6 | 6 | 6 |
| Density | 3.4 g/cm³ | 3.25 g/cm³ | 3.27 g/cm³ | 3.25 g/cm³ |
| Luster | Vítreo | vítreo | vítreo | vítreo |
| Streak | Blanco grisáceo | blanca | blanco | blanco |
| Cleavage | Unknown | Unknown | Unknown | Unknown |
| Transparency | Unknown | Unknown | Unknown | Unknown |
Similar minerals: Actinolita · Diópsido · Olivino
Derivatives and uses
Clinozoisite, piemontite, allanite.
Geographic distribution
Extraction countries: Austria, Italia, Francia, Estados Unidos, Noruega, México
Periodic table
Contains elements: Ca · Al · Fe · Si · O · H
Hydrogen
#1 · Nonmetals