Bischofite: Difference between revisions
Jump to navigation
Jump to search
No edit summary |
m (Protected "Bischofite" ([edit=sysop] (indefinite) [move=sysop] (indefinite))) |
(No difference)
| |
Revision as of 08:20, 14 September 2011
| Bischofite[1][2] | |
| Mineralogical name | Bischofite |
| Chemical name | Magnesiumchloride hexahydrate |
| Trivial name | |
| Chemical formula | MgCl2•6H2O |
| Other forms | |
| Crystal system | monoclinic |
| Crystal structure | |
| Deliquescence humidity 20°C | 33,5% (10°C), 33,1% (20°C), 32,4% (30°C) |
| Solubility (g/l) at 20°C | 543 g/l |
| Density (g/cm³) | 1,56 g/cm3 |
| Molar volume | 129,6 cm3/mol |
| Molar weight | 203,33 g/mol |
| Transparency | transparent to translucent |
| Cleavage | none |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | decomposes at 116-118°C hygroscopic and deliquescent |
| Crystal Optics | |
| Refractive Indices | nx =1,494 ny = 1,507 nz = 1,528 |
| Birefringence | Δ = 0,034 |
| Optical Orientation | positive |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
back to Chloride
Weblinks[edit]
- ↑ http://webmineral.com/data/Bischofite.shtml viewed on 29/07/2010
- ↑ http://www.mindat.org/min-681.html viewed on 29/07/2010