Weddellite
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Weddellite[1][2] | |
Mineralogical name | Weddellite |
Chemical name | Calcium oxalate dihydrate |
Trivial name | |
Chemical formula | Ca(C2O4)•2H2O |
Other forms | |
Crystal system | tetragonal |
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 | insoluble in water |
Crystal Optics | |
Refractive Indices | no = 1.523 ne = 1.544 |
Birefringence | Δ = 0.021 |
Optical Orientation | positive |
Pleochroism | |
Dispersion | |
Used Literature | |
Weblinks[edit]
- ↑ http://www.mindat.org/min-4254.html viewed on 09/06/2011
- ↑ http://webmineral.com/data/Weddellite.shtml viewed on 09/06/2011
Literature[edit]
There were no citations found in the article.