Name: | Deloneite Dln |
IMA Chemistry: | (Na0.5REE0.25Ca0.25)(Ca0.75REE0.25)Sr1.5(CaNa0.25REE0.25)(PO4)3F0.5(OH)0.5 |
Chemistry Elements: | The mineral Deloneite contains elements: Sodium (Na) (REE) Calcium (Ca) Strontium (Sr) Phosphorus (P) Oxygen (O) Fluorine (F) Hydrogen (H) |
Country of Type Locality: | Russia |
Year First Published: | 1995 |
IMA Status: | Approved,Redefined |
Status Notes: | Khomyakov A P, Lisitsin D V, Kulikova I M, Rastsvetaeva R K (1996) Deloneite-(Ce) NaCa2SrCe(PO4)3F – a new mineral with a belovite-like structure, Zapiski Vserossijskogo Mineralogicheskogo Obshchestva 125(5), 83-94 Name changed from deloneite-(Ce) to deloneite and its ideal chemical formula changed: Pasero M, Kampf A R, Ferraris C, Pekov I V, Rakovan J R, White T J (2010) Nomenclature of the apatite supergroup minerals, European Journal of Mineralogy 22, 163-179 |
Structural Group Name: | Apatite |
Fleischer's Group Name: | apatite |
Crystal Systems: | hexagonal |
Oldest Known Age: | 413.6 Million Years Ago |
More Info: | Search Wikipedia: Deloneite (Wiki) Search Mindat: Deloneite Search Web Mineral DB: Deloneite |