Gorgeyite: Difference between revisions

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	n_x= 1.560 n_y = 1.569 n_z = 1.584
Birefringence	Δ = 0.024
Optical Orientation	positive
Pleochroism
Dispersion
Used Literature
{{{Literature}}}

back to Sulfate

[Dana:1951]	Dana E.S. (eds.) Dana J.D. (1951): Dana's System of Mineralogy, 7, Wiley & Sons
[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.

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 {{Infobox_Salt
-|Footnote             = <ref>http://webmineral.com/data/Gorgeyite.shtml  viewed on 29/07/2010</ref><ref>http://www.mindat.org/min-1748.html  viewed on 29/07/2010</ref> <ref><bib id="Steiger.etal:200"></ref>
+|Footnote             = <ref>http://webmineral.com/data/Gorgeyite.shtml  viewed on 29/07/2010</ref><ref>http://www.mindat.org/min-1748.html  viewed on 29/07/2010</ref> <ref><bib id="Steiger.etal:2014"></ref>
 |photo                = <!-- [[Image:"file name"|300px]]-->
 |mineralogical_Name   = Gorgeyite, Görgeyite, Mikheevite