Nitrocalcite: Difference between revisions
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{{Infobox_Salt | {{Infobox_Salt | ||
|Footnote = <ref>http://www.mindat.org/min-2919.html seen on 29.07.2010</ref> | |Footnote = <ref>http://www.mindat.org/min-2919.html seen on 29.07.2010</ref> | ||
|photo = | |photo = HJS Ca(NO3)2 101703-10-1.jpg|300px | ||
|mineralogical_Name = Nitrocalcite | |mineralogical_Name = Nitrocalcite | ||
|chemical_Name = | |chemical_Name = Calcium Nitrate | ||
|Trivial_Name = | |Trivial_Name = Nitrate of lime | ||
| | |chemical_Formula =Ca(NO<sub>3</sub>)<sub>2</sub>•4H<sub>2</sub>O | ||
|Hydratforms = | |Hydratforms = | ||
|Crystal_Class = | |Crystal_Class =monoclinic | ||
|Crystal_Structure = | |Crystal_Structure = | ||
|Deliqueszenzhumidity = 53,6 | |Deliqueszenzhumidity = 53,6 | ||
| Line 28: | Line 28: | ||
}} | }} | ||
== | ==Under the polarising microscope == | ||
<gallery caption=" | <gallery caption="Crysallised from a saturated solution with ethanol addition" widths="200px" heights="150px" perrow="3"> | ||
Image:HJS Ca(NO3)2 101703-4-6.jpg | | Image:HJS Ca(NO3)2 101703-4-6.jpg |in simple polarised light | ||
Image:HJS Ca(NO3)2 101703-4-5.jpg| | Image:HJS Ca(NO3)2 101703-4-5.jpg|under crossed polarisers | ||
Image: HJS Ca(NO3)2 101703-4-4.jpg| | Image: HJS Ca(NO3)2 101703-4-4.jpg|under crossed polarisers and Red I | ||
</gallery> <gallery caption=" | </gallery> <gallery caption="Crystallised in a [[micro climate chamber]]" widths="200px" heights="150px" perrow="3"> | ||
Image: HJS Ca(NO3)2 102003-4MC-0.jpg| | Image: HJS Ca(NO3)2 102003-4MC-0.jpg|in simple polarised light | ||
Image: HJS Ca(NO3)2 102003-4MC-1.jpg| | Image: HJS Ca(NO3)2 102003-4MC-1.jpg|under crossed polarisers and Red I | ||
</gallery> | </gallery> | ||
== Weblinks<br> == | == Weblinks<br> == | ||
<references /> | <references /> | ||
== | == Literature == | ||
<bibprint year=1994>Arnold</bibprint> | <bibprint year=1994>Arnold</bibprint> | ||
Revision as of 13:26, 3 June 2011
| Nitrocalcite[1] | |
| HJS Ca(NO3)2 101703-10-1.jpg | |
| Mineralogical name | Nitrocalcite |
| Chemical name | Calcium Nitrate |
| Trivial name | Nitrate of lime |
| Chemical formula | Ca(NO3)2•4H2O |
| Other forms | |
| Crystal system | {{{Crystal_System}}} |
| Crystal structure | |
| Deliquescence humidity 20°C | 53,6 |
| Solubility (g/l) at 20°C | |
| Density (g/cm³) | 1,82 g/cm3 |
| Molar volume | 129,8 cm3/mol |
| Molar weight | 236,16 g/mol |
| Transparency | |
| Cleavage | |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | |
| Crystal Optics | |
| Refractive Indices | nx = 1,465 ny = 1,498 nz = 1,504 |
| Birefringence | Δ = 0,039 |
| Optical Orientation | negative |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
| {{{Literature}}} | |
Under the polarising microscope[edit]
- Crysallised from a saturated solution with ethanol addition
in simple polarised light
under crossed polarisers
under crossed polarisers and Red I
2_101703-4-6.jpg)
2_101703-4-5.jpg)
2_101703-4-4.jpg)
- Crystallised in a micro climate chamber
in simple polarised light
under crossed polarisers and Red I
2_102003-4MC-0.jpg)
2_102003-4MC-1.jpg)
Weblinks
[edit]
- ↑ http://www.mindat.org/min-2919.html seen on 29.07.2010
Literature[edit]
[Filter missing]