Dolomite: Difference between revisions
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|chemical_Formula =CaMg(CO<sub>3</sub>)<sub>2</sub> | |chemical_Formula =CaMg(CO<sub>3</sub>)<sub>2</sub> | ||
|Hydratforms = | |Hydratforms = | ||
| | |Crystal_System =trigonal | ||
|Crystal_Structure = | |||
|Deliqueszenzhumidity = | |Deliqueszenzhumidity = | ||
|Solubility = | |Solubility = | ||
Revision as of 08:56, 10 June 2011
| Dolomite[1][2] | |
| Mineralogical name | Dolomite |
| Chemical name | Calcium-Magnesium-Carbonat |
| Trivial name | Compound Spar, Magnesian Limestone |
| Chemical formula | CaMg(CO3)2 |
| Other forms | |
| Crystal system | trigonal |
| Crystal structure | |
| Deliquescence humidity 20°C | |
| Solubility (g/l) at 20°C | |
| Density (g/cm³) | 2,85-2,95 g/cm³ |
| Molar volume | |
| Molar weight | 184,41 g/mol |
| Transparency | transparent to translucent |
| Cleavage | perfect |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | slowly soluble in 2M HCl |
| Crystal Optics | |
| Refractive Indices | no = 1,679-1,698 ne = 1,502-1,513 |
| Birefringence | Δ = 0,177-0,185 |
| Optical Orientation | negative |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
back to Carbonate
Weblinks[edit]
- ↑ http://webmineral.com/data/Dolomite.shtml viewed on 09/06/2011
- ↑ http://www.mindat.org/min-1304.html viewed on 09/06/2011