Talc- and serpentine-like 'garnierites' from Falcondo Ni-laterite deposit (Dominican Republic): a HRTEM approach

"Garnierites" represent significant Ni ore minerals in the lower horizons of many Ni-laterite deposits worldwide (e.g. Freyssinet et al., 2005). They consist of a green, fine-grained mixture of hydrous i-bearing magnesium phyllosilicates, including serpentine, talc, sepiolite, smectite and...

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Detalles Bibliográficos
Autores: Villanova de Benavent, Cristina, Nieto, Fernando, Proenza Fernández, Joaquín Antonio, Galí Medina, Salvador, 1949-
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2011
País:España
Institución:Varias* (Consorci de Biblioteques Universitáries de Catalunya, Centre de Serveis Científics i Acadèmics de Catalunya)
Repositorio:Recercat. Dipósit de la Recerca de Catalunya
OAI Identifier:oai:recercat.cat:2445/183814
Acceso en línea:https://hdl.handle.net/2445/183814
Access Level:acceso abierto
Palabra clave:Jaciments minerals
Talc
República Dominicana
Mineral deposits
Dominican Republic
Descripción
Sumario:"Garnierites" represent significant Ni ore minerals in the lower horizons of many Ni-laterite deposits worldwide (e.g. Freyssinet et al., 2005). They consist of a green, fine-grained mixture of hydrous i-bearing magnesium phyllosilicates, including serpentine, talc, sepiolite, smectite and chlorite (e.g. Brindley and Hang, 1973; Springer, 1974; Brindley et al., 1979). Thus, "garnierite" is a general descriptive term and is not recognized as a mineral species by the IMA Commission on New Mineral and Mineral Names (CNMMN). For this reason, "garnierites" have been classified as "serpentine-", "talc-" and "clay-like garnierites", respectively (e.g. Brindley and Maksimovic, 1974).