Magnesite: Difference between revisions
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|chemBehavior = | |chemBehavior = | ||
|Comments =slowly soluble in 2M HCl | |Comments = very slowly soluble in 2M HCl | ||
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Revision as of 12:56, 9 July 2011
| Magnesite[1][2] | |
| Mineralogical name | Magnesite |
| Chemical name | Magnesium carbonate |
| Trivial name | |
| Chemical formula | MgCO3 |
| Other forms | |
| Crystal system | trigonal |
| Crystal structure | |
| Deliquescence humidity 20°C | |
| Solubility (g/l) at 20°C | 0,106 g/l |
| Density (g/cm³) | 3,037 g/cm³ |
| Molar volume | |
| Molar weight | 84,33 g/mol |
| Transparency | transparent to opaque |
| Cleavage | perfect |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | very slowly soluble in 2M HCl |
| Crystal Optics | |
| Refractive Indices | no = 1,700-1,719 ne = 1,509-1,527 |
| Birefringence | Δ = 0,191-0,199 |
| Optical Orientation | perfect |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
back to Carbonate
Weblinks[edit]
- ↑ http://webmineral.com/data/Magnesite.shtml viewed on 09/06/2011
- ↑ http://www.mindat.org/min-2482.html viewed on 09/06/2011