| Name: | Magnesio-fluoro-arfvedsonite Mfarf |
| IMA Chemistry: | NaNa2(Mg4Fe3+)Si8O22F2 |
| Chemistry Elements: | The mineral Magnesio-fluoro-arfvedsonite contains elements: Sodium (Na) Magnesium (Mg) Iron (Fe) Silicon (Si) Oxygen (O) Fluorine (F) |
| Country of Type Locality: | Russia |
| Year First Published: | 1998 |
| IMA Status: | Approved,Redefined |
| Status Notes: | Gazhenov A G, Nedosekova I L, Krinova T V, Mironov A B, Khvorov P V (2000) Fluoromagnesioarfvedsonite NaNa_2_(Mg,Fe^2+^)_4_Fe^3+^[Si_8_O_22_](F,OH)_2_ - a new mineral species of the amphibole group (Il'meny-Vishnevye Mountains, Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 129(6), 28-34 Name changed from Fluoro-magnesio-arfvedsonite: Hawthorne F C, Oberti R, Harlow G E, Maresch W V, Martin R F, Schumacher J C, Welch M D (2012) Nomenclature of the amphibole supergroup. American Mineralogist 97, 2031-2048 |
| Structural Group Name: | Amphibole |
| Fleischer's Group Name: | amphibole-group 4 Na |
| Crystal Systems: | monoclinic |
| Oldest Known Age: | 381.5 Million Years Ago |
| More Info: | Search Wikipedia: Magnesio-fluoro-arfvedsonite (Wiki) Search Mindat: Magnesio-fluoro-arfvedsonite Search Web Mineral DB: Magnesio-fluoro-arfvedsonite |