Lansfordite: Difference between revisions

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|Crystal_Habit        =
|Crystal_Habit        =
|Twinning            =
|Twinning            =
|Refractive_Indices  =n<sub>x</sub> = 1.456<br>n<sub>y</sub> = 1.476<br>n<sub>z</sub> = 1.502
|Refractive_Indices  =n<sub>x</sub> = 1.465<br>n<sub>y</sub> = 1.468<br>n<sub>z</sub> = 1.507
|Birefringence        =Δ = 0.052
|Birefringence        =Δ = 0.042
|optical_Orientation  =negative
|optical_Orientation  =positiv
|Pleochroism          =
|Pleochroism          =
|Dispersion          =
|Dispersion          =
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|chemBehavior        =
|chemBehavior        =
|Comments            =hardly soluble in water<br>pH about 10
|Comments            =hardly soluble in water<br>pH about 10
|Literature          =
}}
}}


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<references/>
<references/>


[[Category:Lansfordite]][[Category:Carbonate]][[Category:Salt]][[Category:InProgress]]
==Literature==
<biblist/>
 
[[Category:Lansfordite]][[Category:Carbonate]][[Category:Salt]][[Category:InProgress]][[Category:List]]

Latest revision as of 17:28, 15 February 2015

Lansfordite[1][2]
Mineralogical name Lansfordite
Chemical name Magnesium carbonate pentahydrate
Trivial name
Chemical formula MgCO3•5H2O
Other forms
Crystal system monoclinic
Crystal structure
Deliquescence humidity 20°C
Solubility (g/l) at 20°C
Density (g/cm³) 1.73 g/cm³
Molar volume
Molar weight 174.4 g/mol
Transparency translucent
Cleavage perfect
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments hardly soluble in water
pH about 10
Crystal Optics
Refractive Indices nx = 1.465
ny = 1.468
nz = 1.507
Birefringence Δ = 0.042
Optical Orientation positiv
Pleochroism
Dispersion
Used Literature


back to Carbonate

Weblinks[edit]

Literature[edit]

There were no citations found in the article.