Constituent
- Name
- Sodium sulfate hydrates
- Official name
- Sodium sulfate hydrates
- Family
- ionic solid
- Class
- normal salt
- Compound type
- sulfate
- Relevance
- main - major
- Arrangement
- inclusion
- Mass fraction
- 15.0 $\pm$ 0.1
- Formula
- $(Na^+)_2 \cdot SO_4^{2-} \bullet n(H_2O)$
- Chemical formula
- Na2SO4•n(H2O)
- Elemental formula
- (Na+)2 S (O)3-12 (O-)2 (H)2-20
- Isotope mixture type
- terrestrial abundance
- Class
- normal salts (07)
- Type
- hydrated simple normal salts (07.04)
- Phase type
- crystalline
- Crystal system
- various
- Crystal class
- various
- Crystal class symbol
- various
- Crystal spacegroup
- various
- Molar mass
- 160.055 - 322.20 $g/mol$
- Density
- 2.664 - 1.464 $g/cm^3$
- Refringence type
- various
- Refraction index $n_{\alpha}$
- 1.394 (decahydrate) to 1.468 (anhydrous)
- Diaphaneity
- transparent to translucent
- Luster
- vitreous