Arcanite: Difference between revisions

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[[Category:Arcanite]][[Category:Sulphate]][[Category:Salt]][[Category:InProgress]][[Category:Sulfate]]
[[Category:Arcanite]][[Category:Sulphate]][[Category:Salt]][[Category:editing]][[Category:Sulfate]]

Revision as of 19:26, 31 December 2014

Arcanite[1][2]
Mineralogical name Arcanite
Chemical name Potassium sulfate
Trivial name Sulfate of Potash
Chemical formula K2SO4
Other forms
Crystal system orthorhombic
Crystal structure
Deliquescence humidity 20°C 98.2% (10°C), 97.6% (20°C), 97% (30°C)
Solubility (g/l) at 20°C 111.5 g/l
Density (g/cm³) 2.662 g/cm3
Molar volume 65.5 cm3/mol
Molar weight 174.27 g/mol
Transparency
Cleavage destinct to good
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments
Crystal Optics
Refractive Indices nx = 1.494
ny = 1.495
nz = 1.497
Birefringence Δ = 0.003
Optical Orientation positive
Pleochroism
Dispersion
Used Literature
{{{Literature}}}


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