Sylvite: Difference between revisions
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{{Infobox_Salt | {{Infobox_Salt | ||
|Footnote =<ref>http://webmineral.com/data/Sylvite.shtml viewed on 29/07/2010</ref><ref>http://www.mindat.org/min-3850.html viewed on 29/07/2010</ref> | |Footnote =<ref>http://webmineral.com/data/Sylvite.shtml viewed on 29/07/2010</ref><ref>http://www.mindat.org/min-3850.html viewed on 29/07/2010</ref> <ref><bib id="Robie.etal:1978"</ref> | ||
|photo = [[Image:HJS KCl-111703-03-10x.jpg|300px]] | |photo = [[Image:HJS KCl-111703-03-10x.jpg|300px]] | ||
|mineralogical_Name =Sylvite, Hövelite | |mineralogical_Name =Sylvite, Hövelite | ||
| Line 9: | Line 9: | ||
|Crystal_System = cubic | |Crystal_System = cubic | ||
|Crystal_Structure = | |Crystal_Structure = | ||
|Deliqueszenzhumidity =85.0% | |Deliqueszenzhumidity =85.0% | ||
|Solubility = 344 g/l | |Solubility = 344 g/l | ||
|Density =1. | |Density =1.987 g/cm<sup>3</sup> | ||
|MolVolume =37.52 cm<sup>3</sup>/mol | |MolVolume =37.52 cm<sup>3</sup>/mol | ||
|Molweight =74.56 g/mol | |Molweight =74.56 g/mol | ||
| Line 34: | Line 34: | ||
<br clear=all> | <br clear=all> | ||
{|border="2" cellspacing="0" cellpadding="4" width="52%" align="left" class="wikitable" | {|border="2" cellspacing="0" cellpadding="4" width="52%" align="left" class="wikitable" | ||
|+''Table 1: Deliquescence humidites of potassium chloride at different round temperatures <bib id="Steiger etal: 2014"/>'' | |+''Table 1: Deliquescence humidites of potassium chloride at different round temperatures <bib id="Steiger.etal:2014"/>'' | ||
|- | |- | ||
|bgcolor = "#F0F0F0" align=center| 0°C | |bgcolor = "#F0F0F0" align=center| 0°C | ||
Revision as of 14:37, 6 February 2015
| Sylvite[1][2] [3] | |
| |
| Mineralogical name | Sylvite, Hövelite |
| Chemical name | Potassium chloride |
| Trivial name | |
| Chemical formula | KCl |
| Other forms | |
| Crystal system | cubic |
| Crystal structure | |
| Deliquescence humidity 20°C | 85.0% |
| Solubility (g/l) at 20°C | 344 g/l |
| Density (g/cm³) | 1.987 g/cm3 |
| Molar volume | 37.52 cm3/mol |
| Molar weight | 74.56 g/mol |
| Transparency | transparent to translucent |
| Cleavage | perfect |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | |
| Crystal Optics | |
| Refractive Indices | n=1.490 |
| Birefringence | |
| Optical Orientation | isotropic |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
back to Chloride
Hygroscopicity[edit]
| 0°C | 10°C | 20°C | 30°C | 40°C | 50°C |
| 88.3%r.h. | 86.7%r.h. | 85.0%r.h. | 83.5%r.h. | 82.1%r.h. | 80.7%r.h. |
Weblinks[edit]
- ↑ http://webmineral.com/data/Sylvite.shtml viewed on 29/07/2010
- ↑ http://www.mindat.org/min-3850.html viewed on 29/07/2010
- ↑ <bib id="Robie.etal:1978"
Literature[edit]
| [Steiger etal: 2014] | Steiger, Michael; Charola A. Elena; Sterflinger, Katja (2014): Weathering and Deterioration. In:: Stone in Architecture, Siegesmund S. and Snethlage R., 10.1007/978-3-642-45155-3_4. |  |