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Esquema molecular
Fontanite
Ca(UO2)(CO3)2
Description
Fontanite is a rare calcium uranyl carbonate mineral, typically formed in the oxidation zone of uranium deposits.
Chemical composition
Chemical formula
Ca(UO2)(CO3)2
Classification
carbonatos
Crystal system
ortorrómbico
Luster
vítreo
Streak
amarillo pálido
Density
3.5 g/cm³
Temperatura de fusión
800 °C
Mohs Scale — 2.5/10
1
2
3
4
5
6
7
8
9
10
Referencia: Calcita
Color
yellow
Dorado
amarillo
Usos
Uso cotidiano
Mineral collecting.
Uso industrial
Scientific research and uranium deposit studies.
Similar minerals
Derivatives and uses
Uranyl salts and calcium carbonates.
Geographic distribution
Extraction countries: Estados Unidos, Italia, Francia
Galería de la comunidad
Periodic table
Contains elements: Ca · U · C · O
C
Carbon
#6 · Nonmetals
Atomic mass12.011 u
Density1.821 g/cm³
Melting point—
Boiling point—
StateSolid
Alkali metalsAlkaline earth metalsTransition metalsPost-transition metalsMetalloidsNonmetalsHalogensNoble gasesLanthanidesActinides
