Mineralogía de depósitos de tipo moonmilk en la Cueva de Nerja (Málaga, España)

The mineralogical composition of moonmilk-type deposits located in Nerja Cave (southern Spain) has been studied. These deposits are composed only by carbonates, mainly huntite and dolomite. Magnesite and calcite are also present and occasionally aragonite. Depositional sequence proposed for the depo...

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Detalhes bibliográficos
Autores: Casas, J., Martín de Vidales, J. L., Durán Valsero, Juan José
Tipo de documento: artigo
Data de publicação:2000
País:España
Recursos:Universidad de Huelva (UHU)
Repositório:Arias Montano. Repositorio Institucional de la Universidad de Huelva
Idioma:espanhol
OAI Identifier:oai:ariasmontano.uhu.es:10272/9797
Acesso em linha:http://hdl.handle.net/10272/9797
Access Level:Acceso aberto
Palavra-chave:Karst
Mineralogy
Moonmilk
Nerja Cave
Descrição
Resumo:The mineralogical composition of moonmilk-type deposits located in Nerja Cave (southern Spain) has been studied. These deposits are composed only by carbonates, mainly huntite and dolomite. Magnesite and calcite are also present and occasionally aragonite. Depositional sequence proposed for the deposits in this cave is: calcite —> Mg-rich calcite —> aragonite —> dolomite —> huntite —> magnesite. Initial precipitation of calcium carbonates, progressive water evaporation and lost ofC02 give rise to the final precipitation of magnesium-rich terms