Name: | Allophane Alp |
IMA Chemistry: | Al2O3(SiO2)1.3-2.0·2.5-3.0H2O |
Chemistry Elements: | The mineral Allophane contains elements: Aluminum (Al) Oxygen (O) Silicon (Si) Hydrogen (H) |
Country of Type Locality: | Germany |
Year First Published: | 1816 |
IMA Status: | Approved,Grandfathered |
Status Notes: | Hausmann J F L, Stromeyer F (1816) Report at the Royal Academy of Sciences Göttingen meeting 13 July, 1816 on silberkupferglanz and allophan, Göttingische Gelehrte Anzeigen 2, 1249-1253 |
Structural Group Name: | Allophane |
Fleischer's Group Name: | kaolinite-serpentine-serpentine subgroup |
Crystal Systems: | |
Oldest Known Age: | 4000 Million Years Ago |
More Info: | Search Wikipedia: Allophane (Wiki) Search Mindat: Allophane Search Web Mineral DB: Allophane |