Saponite [ (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O ]
Material properties
| Formula | (Ca,Na)0.3(Mg,Fe)3(Si,Al)4O10(OH)2·4H2O |
| Abbreviation | Sap |
| IMA Status | Grandfathered (pre-IMA), 1840 |
| Crystal symmetry | Monoclinic, Point group 2/m, Space group C2/m (#12) |
| Classifications | Minerals containing OH, Smectite (group), Minerals containing H2O |
| Search other databases | webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Tags | Hydrated, Hydroxide, Mineral, Silicate |
Composition
| Element | Wt% |
|---|---|
| H | 2.1 |
| Na | 0.48 |
| Mg | 11.39 |
| Ca | 0.83 |
| Fe | 8.72 |
| Al | 5.62 |
| Si | 17.55 |
| O | 53.31 |
| Total: | 100 |
Specimens of Saponite
| Name | Owner | Materials | Phase purity | Image |
|---|---|---|---|---|
| MES152 Saponite | CSIRO | Saponite (93.1%), Vermiculite | 93.1 |
