Gorgeyite: Difference between revisions

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==Weblinks==
==Weblinks==
<references/>
<references/>
== Literature ==
<biblist/>


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

Revision as of 20:11, 6 February 2015

Gorgeyite[1][2] [3]
Mineralogical name Gorgeyite, Görgeyite, Mikheevite
Chemical name
Trivial name
Chemical formula K2Ca5(SO4)6•H2O
Other forms
Crystal system monoclinic
Crystal structure
Deliquescence humidity 20°C
Solubility (g/l) at 20°C
Density (g/cm³) 2.87 g/cm3
Molar volume 304 cm3/mol
Molar weight 872.98 g/mol
Transparency
Cleavage
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments
Crystal Optics
Refractive Indices nx= 1.560
ny = 1.569
nz = 1.584
Birefringence Δ = 0.024
Optical Orientation positive
Pleochroism
Dispersion
Used Literature
{{{Literature}}}


back to Sulfate

Weblinks[edit]

  1. http://webmineral.com/data/Gorgeyite.shtml viewed on 29/07/2010
  2. http://www.mindat.org/min-1748.html viewed on 29/07/2010
  3. <bib id="Steiger.etal:200">

Literature[edit]

[Dana:1951]Dana E.S. (eds.) Dana J.D. (1951): Dana's System of Mineralogy, 7, Wiley & SonsLink to Google Scholar
[Steiger.etal:2000]Steiger, Michael; Beyer, Roland; Dorn, Joachim; Zeunert, Anke (2000): Data compliation and experimantal determinations. In: Price, Clifford A. (eds.): An Expert Chemical Model for Determining the Environmental Conditions Needed to Prevent Salt Damage in Porous Materials, Archetype Publications Ltd, 19-44.Link to Google Scholar