Hydromagnesite: Difference between revisions
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|chemical_Formula =Mg<sub>5</sub>(OH)<sub>2</sub>(CO<sub>3</sub>)<sub>4</sub>•4H<sub>2</sub>O | |chemical_Formula =Mg<sub>5</sub>(OH)<sub>2</sub>(CO<sub>3</sub>)<sub>4</sub>•4H<sub>2</sub>O | ||
|Hydratforms = | |Hydratforms = | ||
| | |Crystal_System =monoclinic | ||
|Crystal_Structure = | |||
|Deliqueszenzhumidity = | |Deliqueszenzhumidity = | ||
|Solubility = | |Solubility = | ||
|Density =2.236 g/cm<sup>3</sup> | |Density =2.236 g/cm<sup>3</sup> | ||
|MolVolume = | |MolVolume = | ||
|Molweight =467 | |Molweight =467.5 g/mol | ||
|Transparency =transparent | |Transparency =transparent | ||
|Cleavage =perfect | |Cleavage =perfect | ||
|Crystal_Habit = | |Crystal_Habit = | ||
|Twinning = | |Twinning = | ||
|Refractive_Indices =n<sub>x</sub> = 1 | |Refractive_Indices =n<sub>x</sub> = 1.515-1.523<br>n<sub>y</sub> = 1.530-1.527<br>n<sub>z</sub> = 1.544-1.545 | ||
|Birefringence =Δ = 0 | |Birefringence =Δ = 0.029-0.022 | ||
|optical_Orientation =biaxial positive | |optical_Orientation =biaxial positive | ||
|Pleochroism = | |Pleochroism = | ||
| Line 24: | Line 25: | ||
|Phase_Transition = | |Phase_Transition = | ||
|chemBehavior = | |chemBehavior = | ||
|Comments = | |Comments =hardly soluble in water | ||
|Literature = | |||
}} | }} | ||
| Line 32: | Line 34: | ||
<references/> | <references/> | ||
[[Category:Hydromagnesite]][[Category:Carbonate]][[Category:Salt]][[Category:InProgress]] | ==Literature== | ||
<biblist/> | |||
[[Category:Hydromagnesite]][[Category:Carbonate]][[Category:Salt]][[Category:InProgress]][[Category:List]] | |||
Latest revision as of 17:24, 15 February 2015
| Hydromagnesite[1][2] | |
| Mineralogical name | Hydromagnesite |
| Chemical name | Magnesium hydroxocarbonate |
| Trivial name | |
| Chemical formula | Mg5(OH)2(CO3)4•4H2O |
| Other forms | |
| Crystal system | monoclinic |
| Crystal structure | |
| Deliquescence humidity 20°C | |
| Solubility (g/l) at 20°C | |
| Density (g/cm³) | 2.236 g/cm3 |
| Molar volume | |
| Molar weight | 467.5 g/mol |
| Transparency | transparent |
| Cleavage | perfect |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | hardly soluble in water |
| Crystal Optics | |
| Refractive Indices | nx = 1.515-1.523 ny = 1.530-1.527 nz = 1.544-1.545 |
| Birefringence | Δ = 0.029-0.022 |
| Optical Orientation | biaxial positive |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
back to Carbonate
Weblinks[edit]
- ↑ http://webmineral.com/data/Hydromagnesite.shtml viewed on 09/07/2011
- ↑ http://www.mindat.org/min-1979.html viewed on 09/06/2011
Literature[edit]
There were no citations found in the article.