Boussingaultite: Difference between revisions

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[[Category:Boussingaultite]][[Category:Sulphate]][[Category:Salt]][[Category:InProgress]][[Category:Sulfate]]
==Literature==
 
<biblist/>
 
[[Category:Boussingaultite]][[Category:Sulphate]][[Category:Salt]][[Category:InProgress]][[Category:Sulfate]][[Category:List]]

Latest revision as of 16:51, 14 February 2015

Boussingaultite[1]
Mineralogical name Boussingaultite
Chemical name Magnesium ammonium sulfate
Trivial name
Chemical formula (NH4)2Mg(SO4)2•6H2O
Other forms
Crystal system monoclinic
Crystal structure
Deliquescence humidity 20°C
Solubility (g/l) at 20°C 159 g/l (0°C), 1300 g/l (100°C)
Density (g/cm³) 1.72 g/cm3
Molar volume 209.3 cm3/mol
Molar weight 360.63 g/mol
Transparency transparent
Cleavage perfect
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments
Crystal Optics
Refractive Indices nx = 1.472
ny = 1.473
nz = 1.479
Birefringence Δ = 0.007
Optical Orientation biaxial positive
Pleochroism
Dispersion
Used Literature


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Weblinks[edit]

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