Name: | Arrojadite-(BaFe) |
IMA Chemistry: | BaFe2+(CaNa2)Fe2+13Al(PO4)11(PO3OH)(OH)2 |
Chemistry Elements: | The mineral Arrojadite-(BaFe) contains elements: Barium (Ba) Iron (Fe) Calcium (Ca) Sodium (Na) Aluminum (Al) Phosphorus (P) Oxygen (O) Hydrogen (H) |
Country of Type Locality: | Italy |
Year First Published: | 1994 |
IMA Status: | Approved|Renamed |
Status Notes: | Demartin F, Gramaccioli C M, Pilati T, Sciesa E (1996) Sigismundite, (Ba,K,Pb)Na3(Ca,Sr)(Fe,Mg,Mn)14Al(OH)2(PO4)12, a new Ba-rich member of the arrojadite group from Spluga Valley, Italy, The Canadian Mineralogist 34, 827-834 Name changed from sigismundite: Chopin C, Oberti R, Camara F (2006) The arrojadite enigma: II. Compositional space, new members, and nomenclature of the group, American Mineralogist 91, 1260-1270 |
Structural Group Name: | Arrojadite |
Fleischer's Group Name: | dickinsonite |
Crystal Systems: | monoclinic |
Oldest Known Age: | 1804 Million Years Ago |
More Info: | Search Wikipedia: Arrojadite-(BaFe) (Wiki) Search Mindat: Arrojadite-(BaFe) Search Web Mineral DB: Arrojadite-(BaFe) |