Thaumasite: Difference between revisions
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{{Infobox_Salt | {{Infobox_Salt | ||
|Footnote = <ref>http://webmineral.com/data/Thaumasite.shtml viewed on 29/07/2010</ref><ref>http://www.mindat.org/min-3933.html viewed on 29/07/2010</ref> | |Footnote = <ref>http://webmineral.com/data/Thaumasite.shtml viewed on 29/07/2010</ref><ref>http://www.mindat.org/min-3933.html viewed on 29/07/2010</ref> | ||
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|chemBehavior = | |chemBehavior = | ||
|Comments = insoluble in water | |Comments = insoluble in water | ||
|Literature = | |||
}} | }} | ||
==Weblinks== | ==Weblinks== | ||
<references/> | <references/> | ||
[[Category:Thaumasite]][[Category:Sulphate]][[Category:Salt]][[Category:InProgress]][[Category:Sulfate]] | ==Literature== | ||
<biblist/> | |||
[[Category:Thaumasite]][[Category:Sulphate]][[Category:Salt]][[Category:InProgress]][[Category:Sulfate]][[Category:List]] | |||
Latest revision as of 21:54, 15 February 2015
back to Sulfate
| Thaumasite[1][2] | |
| Mineralogical name | Thaumasite |
| Chemical name | Calcium silicate carbonate sulfate dodekahydrate |
| Trivial name | |
| Chemical formula | Ca3Si(OH)6(CO3)(SO4)• 12H2O |
| Other forms | |
| Crystal system | |
| Crystal structure | |
| Deliquescence humidity 20°C | |
| Solubility (g/l) at 20°C | |
| Density (g/cm³) | 1.88-1.9 g/cm3 |
| Molar volume | |
| Molar weight | 622.4 g/mol |
| Transparency | transparent to translucent |
| Cleavage | indistinct to poor |
| Crystal habit | |
| Twinning | |
| Phase transition | |
| Chemical behavior | |
| Comments | insoluble in water |
| Crystal Optics | |
| Refractive Indices | no = 1.491 ne = 1.470 |
| Birefringence | Δ = 0.039 |
| Optical Orientation | negative |
| Pleochroism | |
| Dispersion | |
| Used Literature | |
Weblinks[edit]
- ↑ http://webmineral.com/data/Thaumasite.shtml viewed on 29/07/2010
- ↑ http://www.mindat.org/min-3933.html viewed on 29/07/2010
Literature[edit]
There were no citations found in the article.