Constituent Ca-Mg-Fe-silicate glass with pyroxene stoichiometry, cosmic composition | SSHADE

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Constituent

Name: Ca-Mg-Fe-silicate glass with pyroxene stoichiometry, cosmic composition
Official name: Synthetic pyroxenes group

Family: covalent network solid
Class: chain covalent network solid
Compound type: inosilicate

Constituent abundance in material

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

Chemical composition

Formula: Mg $_{0.52}$ Fe $_{0.45}$ Ca $_{0.03}$ SiO $_3$
Chemical formula: Mg0.52Fe0.45Ca0.03SiO3
Elemental formula: (Mg)0.52-2 Fe0.45 (Ca)0.03-1 (Si)1-2 (O)3-6
Isotope mixture type: terrestrial abundance

	Formula	Name	Family	Number min-max	Mole fraction	Isotope mole fraction	State	Relevance
	$Mg$	Magnesium	element	0.52 - 2	0.15319148936170213 $\pm$ 0.08996960486322189	1.0	constituent element	main
	$Fe$	Iron	element	0.45	0.0547112462006079	1.0	constituent element	main
	$Ca$	Calcium	element	0.03 - 1	0.06261398176291794 $\pm$ 0.05896656534954407	1.0	constituent element	main
	$Si$	Silicon	element	1 - 2	0.182370820668693 $\pm$ 0.060790273556231005	1.0	constituent element	main
	$O$	Oxygen	element	3 - 6	0.5471124620060791 $\pm$ 0.182370820668693	1.0	constituent element	main

Class: chain covalent networks (09)

Phase type: glassy

Crystallography

Crystal system: amorphous
Crystal class: N/A
Crystal class symbol: N/A
Crystal spacegroup: N/A

Physical properties

Molar mass: 186.09 - 248.09 $g/mol$
Density: 3.2 $g/cm^3$

Optical properties

Refringence type: biaxial
Refringence sign: positive or negative