Arcanite: Difference between revisions

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|photo                =<!-- [[Image:"file name"|300px]]-->
|photo                =<!-- [[Image:"file name"|300px]]-->
|mineralogical_Name  = Arcanite
|mineralogical_Name  = Arcanite
|chemical_Name        = Potassium sulphate
|chemical_Name        = Potassium sulfate
|Trivial_Name        = Sulphate of Potash
|Trivial_Name        = Sulfate of Potash
|chemical_Formula    = K<sub>2</sub>SO<sub>4</sub>  
|chemical_Formula    = K<sub>2</sub>SO<sub>4</sub>  
|Hydratforms          =
|Hydratforms          =
|Crystal_System      = orthorhombic
|Crystal_System      = orthorhombic
|Crystal_Structure    =
|Crystal_Structure    =
|Deliqueszenzhumidity = 98,2% (10°C), 97,6% (20°C), 97% (30°C)
|Deliqueszenzhumidity = 98.2% (10°C), 97.6% (20°C), 97% (30°C)
|Solubility          = 111,5 g/l
|Solubility          = 111.5 g/l
|Density              = 2,662 g/cm<sup>3</sup>
|Density              = 2.662 g/cm<sup>3</sup>
|MolVolume            = 65,5 cm<sup>3</sup>/mol
|MolVolume            = 65.5 cm<sup>3</sup>/mol
|Molweight            = 174,27 g/mol
|Molweight            = 174.27 g/mol
|Transparency        =
|Transparency        =
|Cleavage            = destinct to good
|Cleavage            = destinct to good
|Crystal_Habit        =
|Crystal_Habit        =
|Twinning            =
|Twinning            =
|Refractive_Indices  = n<sub>x</sub> = 1,494<br> n<sub>y</sub> = 1,495<br> n<sub>z</sub> = 1,497
|Refractive_Indices  = n<sub>x</sub> = 1.494<br> n<sub>y</sub> = 1.495<br> n<sub>z</sub> = 1.497
|Birefringence        = Δ = 0,003
|Birefringence        = Δ = 0.003
|optical_Orientation  = positive
|optical_Orientation  = positive
|Pleochroism          =
|Pleochroism          =
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back to [[Sulphate]]
back to [[Sulfate]]


==Weblinks==
==Weblinks==
<references/>
<references/>


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

Revision as of 14:38, 20 December 2011

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}}}


back to Sulfate

Weblinks[edit]