| Name: | Roggianite Rog |
| IMA Chemistry: | Ca2BeAl2Si4O13(OH)2·nH2O (n < 2.5) |
| Chemistry Elements: | The mineral Roggianite contains elements: Calcium (Ca) Beryllium (Be) Aluminum (Al) Silicon (Si) Oxygen (O) Hydrogen (H) |
| Country of Type Locality: | Italy |
| Year First Published: | 1968 |
| IMA Status: | Approved |
| Status Notes: | Passaglia E (1969) Roggianite, a new silicate mineral, Clay Minerals 8, 107-111 Chemical formula changed from Na_2_Ca_12_Al_16_[Si_26_Al_2_]O_52_(OH)_80_ to Ca_2_BeAl_2_Si_4_O_13_(OH)_2_·2.5H_2_O: Passaglia E, Vezzalini G (1988) Roggianite: revised chemical formula and zeolitic properties, Mineralogical Magazine 52, 201-206 Chemical formula changed again: Giuseppetti G, Mazzi F, Tadini C, Galli E (1991) The revised crystal structure of roggianite: Ca_2_[Be(OH)_2_Al_2_Si_4_O_13_]<2.5(H_2_O), Neues Jahrbuch für Mineralogie, Monatshefte 1991, 307-314 |
| Structural Group Name: | |
| Fleischer's Group Name: | zeolite |
| Crystal Systems: | tetragonal |
| Oldest Known Age: | 250 Million Years Ago |
| More Info: | Search Wikipedia: Roggianite (Wiki) Search Mindat: Roggianite Search Web Mineral DB: Roggianite |