Tachyhydrite: Difference between revisions

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|Hydratforms          =
|Hydratforms          =
|Crystal_System      =trigonal
|Crystal_System      =trigonal
Crystral_Structure   =
|Crystal_Structure   =
|Deliqueszenzhumidity =
|Deliqueszenzhumidity =
|Solubility          =
|Solubility          =
|Density              =1.667 g/cm<sup>3</sup>
|Density              =1.667 g/cm<sup>3</sup>
|MolVolume            =309,9 cm<sup>3</sup>/mol
|MolVolume            =309.9 cm<sup>3</sup>/mol
|Molweight            =517,7 g/mol
|Molweight            =517.7 g/mol
|Transparency        =transparent
|Transparency        =transparent
|Cleavage            =perfect
|Cleavage            =perfect
|Crystal_Habit        =
|Crystal_Habit        =
|Twinning            =
|Twinning            =
|Refractive_Indices  =n<sub>o</sub>= 1,520-1,522<br> n<sub>e</sub> = 1,512-1,513
|Refractive_Indices  =n<sub>o</sub>= 1.520-1.522<br> n<sub>e</sub> = 1.512-1.513
|Birefringence        =Δ = 0,008-0,009
|Birefringence        =Δ = 0.008-0.009
|optical_Orientation  =negative
|optical_Orientation  =negative
|Pleochroism          =
|Pleochroism          =
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|Phase_Transition    =
|Phase_Transition    =
|chemBehavior        =
|chemBehavior        =
|Comments            =
|Comments            =hygroscopic and deliquescent
|Literature =  
}}
}}


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<references/>
<references/>


[[Category:Tachyhydrite]][[Category:Chloride]][[Category:Salt]][[Category:InProgress]]
==Literature==
<biblist/>
 
[[Category:Tachyhydrite]][[Category:Chloride]][[Category:Salt]][[Category:InProgress]][[Category:List]]

Latest revision as of 16:46, 14 February 2015

Tachyhydrite[1][2]
Mineralogical name Tachyhydrite
Chemical name Calciummagnesiumchloride dodecahydrate
Trivial name
Chemical formula CaMg2Cl6•12H2O
Other forms
Crystal system trigonal
Crystal structure
Deliquescence humidity 20°C
Solubility (g/l) at 20°C
Density (g/cm³) 1.667 g/cm3
Molar volume 309.9 cm3/mol
Molar weight 517.7 g/mol
Transparency transparent
Cleavage perfect
Crystal habit
Twinning
Phase transition
Chemical behavior
Comments hygroscopic and deliquescent
Crystal Optics
Refractive Indices no= 1.520-1.522
ne = 1.512-1.513
Birefringence Δ = 0.008-0.009
Optical Orientation negative
Pleochroism
Dispersion
Used Literature


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Literature[edit]

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