DILL, H.G. and KANTOR, W. (1997) Depositional environment, chemical facies and a tentative classification of some selected phosphate accumulations.-

Geol. Jahrbuch, D 105: 3-43; Hannover.

 

Sites: Fosbayovar, Peru (francolite, albite, quartz, gypsum, mica), Baja California, Mexico (francolite, albite, biotite, quartz, muscovite, opal, glass shards), Hahotoe-Kpogame, Togo (francolite, siderite, quartz, kaolinite), North Carolina, USA (francolite, quartz), Florida, USA (francolite, quartz, crandallite, wavellite, smectite, kaolinite, calcite, dolomite, opal, zeolite, feldspar, palygorskite), Olinda, Brazil (apatite rich in fluorine, quartz, calcite, muscovite), Taiba, Sudan (francolite, strengite, variscite, quartz, calcite, palygorskite), Ludwigsstadt, Germany (apatite rich in fluorine, muscovite, quartz, graphite, semigraphite, pyrite), Bassar, Togo (apatite rich in fluorine, quartz, goethite, kaolinite, palygorskite), Kodjari, Burkina Faso (apatite rich in fluorine, quartz, kaolinite, palygorskite), Tilemsi, Mali (francolite, quartz, smectite, kaolinite, goethite), Tahoua, Niger (francolite, quartz, goethite), Gafsa, Tunisia (francolite, quartz), Khouribga, Morocco (francolite, quartz), Ruseifa, Jordan (francolite, quartz), Arat, Israel (francolite, quartz, albite), Maradin, Turkey (francolite, quartz), Narogong, Indonesia (apatite low in fluorine, wavellite, quartz, hematite), Chatham Rise, New Zealand (francolite, quartz, glauconite, muscovite, calcite), Thies Sudan (apatite, millesite, crandallite, wavellite, kaolinite, smectite, goethite), Kurun, Sudan (francolite, apatite, variscite, turquoise, faustite, wavellite, crandallite, goethite, quartz, muscovite, kaolinite), Minjingu, Tanzania (francolite, goethite), Pechgraben, Germany (francolite, barite, francevillite, feldspar), Kovdor, Russia (apatite rich in fluorine, calcite), Chibina (Khibiny), Russia (apatite rich in fluorine, calcite, feldspar), Kiruna, Sweden (apatite rich in fluorine and chlorine, feldspar), Araxa, Brazil (francolite, barite, kaolinite, goethite)