Allophane [ Al2O3(SiO2)1.3-2.0·2.5-3.0H2O ]
Image of Allophane
Material properties
| Formula | Al2O3(SiO2)1.3-2.0·2.5-3.0H2O |
| Abbreviation | Alp |
| Classification | Minerals containing H2O |
| Luminescence emitters | Triplet-singlet, UO2 |
| IMA Status | Grandfathered (pre-IMA), 1816 |
| Search other databases | webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database |
| Crystal symmetry | Amorphous |
| Tags | Hydrated , Mineral, Aluminosilicate |
Composition
| Element | Wt% |
|---|---|
| H | 2.24 |
| Al | 23.97 |
| Si | 16.22 |
| O | 57.57 |
| Total: | 100 |