Antarcticite: Difference between revisions
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|photo = [[Image:HJS Ca(Cl)2 100903-10-7.jpg|300px]] | |photo = [[Image:HJS Ca(Cl)2 100903-10-7.jpg|300px]] | ||
|mineralogical_Name =Antarcticite | |mineralogical_Name =Antarcticite | ||
|chemical_Name = | |chemical_Name =Calcium chloride hexahydrate | ||
|Trivial_Name = | |Trivial_Name = | ||
|chemical_Formula =CaCl<sub>2</sub>•6H<sub>2</sub>O | |chemical_Formula =CaCl<sub>2</sub>•6H<sub>2</sub>O | ||
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|Crystal_System =trigonal | |Crystal_System =trigonal | ||
|Crystal_Structure = | |Crystal_Structure = | ||
|Deliqueszenzhumidity =33. | |Deliqueszenzhumidity =33.3% <bib id ="Steiger etal: 2014"/> | ||
|Solubility = 5360 g/l | |Solubility = 5360 g/l | ||
|Density =1.68 g/cm³ | |Density =1.68 g/cm³ | ||
| Line 29: | Line 29: | ||
back to [[Chloride]] | back to [[Chloride]] | ||
==Hygroscopicity== | |||
<br clear=all> | |||
{|border="2" cellspacing="0" cellpadding="4" width="52%" align="left" class="wikitable" | |||
|+''Tabelle 1: Deliquescence humidities of antarcticite at different round temperatures <bib id="Steiger etal: 2014"/>'' | |||
|- | |||
|bgcolor = "#F0F0F0" align=center| 0°C | |||
|bgcolor = "#F0F0F0" align=center| 10°C | |||
|bgcolor = "#F0F0F0" align=center| 20°C | |||
|bgcolor = "#F0F0F0" align=center| 30°C | |||
|bgcolor = "#F0F0F0" align=center| 40°C | |||
|bgcolor = "#F0F0F0" align=center| 50°C | |||
|- | |||
|bgcolor = "#FFFFEO" align=center| 44.3%r.F. | |||
|bgcolor = "#FFFFEO" align=center| 39.4%r.F. | |||
|bgcolor = "#FFFFEO" align=center| 33.3%r.F. | |||
|bgcolor = "#FFFFEO" align=center| 21.6%r.F. (CaCl<sub>2</sub>•4H<sub>2</sub>O) | |||
|bgcolor = "#FFFFEO" align=center| 18.4%r.F. (CaCl<sub>2</sub>•4H<sub>2</sub>O) | |||
|bgcolor = "#FFFFEO" align=center| 16.3%r.F. (CaCl<sub>2</sub>•2H<sub>2</sub>O) | |||
|} | |||
<br clear=all> | |||
==Weblinks== | ==Weblinks== | ||
<references/> | <references/> | ||
==Literature== | |||
<bibprint citation="Steiger etal:2014"/> | |||
[[Category:Antarcticite]][[Category:Chloride]][[Category:Salt]][[Category:Complete]] | [[Category:Antarcticite]][[Category:Chloride]][[Category:Salt]][[Category:Complete]] | ||
Revision as of 15:27, 28 January 2015
| Antarcticite[1][2] | |
2_100903-10-7.jpg)
| |
| Mineralogical name | Antarcticite |
| Chemical name | Calcium chloride hexahydrate |
| Trivial name | |
| Chemical formula | CaCl2•6H2O |
| Other forms | |
| Crystal system | trigonal |
| Crystal structure | |
| Deliquescence humidity 20°C | 33.3% [Steiger etal: 2014]Title: Weathering and Deterioration Author: Steiger, Michael; Charola A. Elena; Sterflinger, Katja 
|
| Solubility (g/l) at 20°C | 5360 g/l |
| Density (g/cm³) | 1.68 g/cm³ |
| Molar volume | 128.0 cm3/mol |
| Molar weight | 219.08 g/mol |
| Transparency | transparent |
| Cleavage | perfect |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | hygroscopic and deliquescent |
| Crystal Optics | |
| Refractive Indices | no =1.417-1.494 ne = 1.393-1.550 |
| Birefringence | Δ= 0.024 |
| Optical Orientation | negative |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
back to Chloride
Hygroscopicity[edit]
| 0°C | 10°C | 20°C | 30°C | 40°C | 50°C |
| 44.3%r.F. | 39.4%r.F. | 33.3%r.F. | 21.6%r.F. (CaCl2•4H2O) | 18.4%r.F. (CaCl2•4H2O) | 16.3%r.F. (CaCl2•2H2O) |
Weblinks[edit]
- ↑ http://webmineral.com/data/Antarcticite.shtml viewed on 29/07/2010
- ↑ http://www.mindat.org/min-251.html viewed on 29/07/2010
Literature[edit]
| [0] | The entry doesn't exist yet. |