Constituent U3O8 | SSHADE

Constituent

Name: U3O8
Official name: Triuranium octoxide

Family: covalent network solid
Class: tridimentional covalent network solid
Compound type: oxide

Constituent abundance in material

Relevance: main - major
Arrangement: single phase
Mass fraction: 1.0
Mole fraction: 1.0

Chemical composition

Formula: $U_3O_8$
Chemical formula: U3O8
Elemental formula: U3 O8
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$U$	Uranium	element	3	0.2727272727272727	1	constituent element	main
	$O$	Oxygen	element	8	0.7272727272727273	1	constituent element	main

Chemical functions and bonds

Chemical bonds

	Bond	Number
	$>>U-O-$
	$\geq >U-O-$

Class: tridimensional covalent networks (11)
Type: two non-metal (or one metalloid and one non-metal) atoms tridimensional networks (Ceramics) (11.03)

Phase type: crystalline

Crystallography

Crystal system: orthorhombic
Crystal class: pyramidal
Crystal class symbol: mm2 (C2v)
Crystal spacegroup: Amm2

Texture: polycrystalline

Physical properties

Molar mass: 842.08 $g/mol$
Density: 8.3 $g/cm^3$

Optical properties

Refringence type: biaxial
Color: gray, olive green, black