Gorgeyite: Difference between revisions
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[[Category:Gorgeyite]] | {{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> | |||
|photo = <!-- [[Image:"file name"|300px]]--> | |||
|mineralogical_Name = Gorgeyite, Görgeyite, Mikheevite | |||
|chemical_Name = | |||
|Trivial_Name = | |||
|chemical_Formula = K<sub>2</sub>Ca<sub>5</sub>(SO<sub>4</sub>)<sub>6</sub>•H<sub>2</sub>O | |||
|Hydratforms = | |||
|Crystal_System = monoclinic | |||
|Crystal_Structure = | |||
|Deliqueszenzhumidity = | |||
|Solubility = | |||
|Density = 2.87 g/cm<sup>3</sup> | |||
|MolVolume = 304 cm<sup>3</sup>/mol | |||
|Molweight = 872.98 g/mol | |||
|Transparency = | |||
|Cleavage = | |||
|Crystal_Habit = | |||
|Twinning = | |||
|Refractive_Indices = n<sub>x</sub>= 1.560<br> n<sub>y</sub> = 1.569<br> n<sub>z</sub> = 1.584 | |||
|Birefringence = Δ = 0.024 | |||
|optical_Orientation = positive | |||
|Pleochroism = | |||
|Dispersion =79° | |||
|Phase_Transition = | |||
|chemBehavior = | |||
|Comments = | |||
|Literature = <bib id="Steiger.etal:2000"/> <bib id="Dana:1951"/> | |||
}} | |||
back to [[Sulfate]] | |||
==Weblinks== | |||
<references/> | |||
== Literature == | |||
<biblist/> | |||
[[Category:Gorgeyite]][[Category:Sulphate]][[Category:Salt]][[Category:InProgress]][[Category:Sulfate]][[Category:List]] | |||
Latest revision as of 16:55, 14 February 2015
| Gorgeyite[1][2] | |
| 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 | 79° |
| Used Literature | |
| [Steiger.etal:2000]Title: Data compliation and experimantal determinations Author: Steiger, Michael; Beyer, Roland; Dorn, Joachim; Zeunert, Anke  [Dana:1951]Title: Dana's System of MineralogyAuthor: Dana J.D.
| |
back to Sulfate
Weblinks[edit]
- ↑ http://webmineral.com/data/Gorgeyite.shtml viewed on 29/07/2010
- ↑ http://www.mindat.org/min-1748.html viewed on 29/07/2010
Literature[edit]
| [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. | |