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_Class        =monoclinic
|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            =467,5 g/mol
|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> = 1,515-1,523<br>n<sub>y</sub> = 1,530-1,527<br>n<sub>z</sub> = 1,544-1,545
|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 = 0,029-0,022
|Birefringence        =Δ = 0.029-0.022
|optical_Orientation  =biaxial positive
|optical_Orientation  =biaxial positive
|Pleochroism          =
|Pleochroism          =
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|Phase_Transition    =
|Phase_Transition    =
|chemBehavior        =
|chemBehavior        =
|Comments            =
|Comments            =hardly soluble in water
|Literature          =
}}
}}


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<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


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