Constituent
Name
Saponite Griffithite
Family
mineral
Class
silicate mineral
Compound type
phyllosilicate
Comments
The chemical formula given for the constituent "Saponite Griffithite" was measured by Rubino et al. 2020, by energy dispersive X-ray spectroscopy (EDX at 15 keV) on a scanning electron microscope (SEM).
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0 $\pm$ 0.01
Chemical composition
Formula
$Na_{0.5}Ca_{0.5}Mg_{1.0}Fe_{0.7}Al_{1.1}Si_{3.3}O_{10}(OH)_2$
Chemical formula
$Na_{0.5}Ca_{0.5}Mg_{1.0}Fe_{0.7}Al_{1.1}Si_{3.3}O_{10}(OH)_2$
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Mass fraction State Relevance Comments
$H$ Hydrogen element 2 0.0947867298578199 0.00490122916142725 constituent element main
$O$ Oxygen element 12 0.568720379146919 0.466794010627651 constituent element main
$Si$ Silicon element 3.3 0.156398104265403 0.225339036214345 constituent element main
$Mg$ Magnesium element 1 0.0473933649289099 0.0590929890511783 constituent element main
$Fe$ Iron element 0.7 0.033175355450237 0.0950435540627087 constituent element main
$Al$ Aluminium element 1.1 0.052132701421801 0.0721605324657938 constituent element main
$Ca$ Calcium element 0.5 0.023696682464455 0.0487210206787312 constituent element main
$Na$ Sodium element 0.5 0.023696682464455 0.0279476277381641 constituent element main
Phase type
crystalline