Weddellite: Difference between revisions
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{{Infobox_Salt | {{Infobox_Salt | ||
|Footnote = | |Footnote =<ref>http://www.mindat.org/min-4254.html viewed on 09/06/2011 </ref> | ||
|photo = | |photo = [[Image:Oxalat Kristalle Musterplatte.jpg|300px]] | ||
|mineralogical_Name = | |mineralogical_Name =Weddellite | ||
|chemical_Name = | |chemical_Name =Calcium oxalate dihydrate | ||
|Trivial_Name = | |Trivial_Name = | ||
| | |chemical_Formula =Ca(C<sub>2</sub>O<sub>4</sub>)•2H<sub>2</sub>O | ||
|Hydratforms = | |Hydratforms = | ||
|Crystal_Class = | |Crystal_Class =tetragonal | ||
|Deliqueszenzhumidity = | |Deliqueszenzhumidity = | ||
|Solubility = | |Solubility = | ||
|Density = | |Density =2,02 g/cm³ | ||
|MolVolume = | |MolVolume = | ||
|Molweight = | |Molweight =164,13 g/mol | ||
|Transparency = | |Transparency = | ||
|Cleavage = | |Cleavage = | ||
|Crystal_Habit = | |Crystal_Habit = | ||
|Twinning = | |Twinning = | ||
|Refractive_Indices = | |Refractive_Indices =n<sub>o</sub> = 1,523<br> n<sub>e</sub> = 1,544 | ||
|Birefringence = | |Birefringence =Δ = 0,021 | ||
|optical_Orientation = | |optical_Orientation =positive | ||
|Pleochroism = | |Pleochroism = | ||
|Dispersion = | |Dispersion = | ||
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back to [[Organic Salts]] | back to [[Organic Salts]] | ||
==Weblinks== | |||
<references/> | |||
[[Category:Weddelite]][[Category:Oxalate]][[Category:Salt]][[Category:InProgress]] | [[Category:Weddelite]][[Category:Oxalate]][[Category:Salt]][[Category:InProgress]] | ||
Revision as of 14:02, 9 June 2011
| Weddellite[1] | |
| |
| Mineralogical name | Weddellite |
| Chemical name | Calcium oxalate dihydrate |
| Trivial name | |
| Chemical formula | Ca(C2O4)•2H2O |
| Other forms | |
| Crystal system | {{{Crystal_System}}} |
| Crystal structure | {{{Crystal_Structure}}} |
| Deliquescence humidity 20°C | |
| Solubility (g/l) at 20°C | |
| Density (g/cm³) | 2,02 g/cm³ |
| Molar volume | |
| Molar weight | 164,13 g/mol |
| Transparency | |
| Cleavage | |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | |
| Crystal Optics | |
| Refractive Indices | no = 1,523 ne = 1,544 |
| Birefringence | Δ = 0,021 |
| Optical Orientation | positive |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
back to Organic Salts
Weblinks[edit]
- ↑ http://www.mindat.org/min-4254.html viewed on 09/06/2011