Low-temperature hydrothermal alteration of trachybasalt at Conical Seamount, Papua New Guinea: Formation of smectite and metastable precursor phases

Clays and Clay Minerals

Volumn 57, Issue 6, 2009, Pages 725-741

  Giorgetti, Giovanna ^a   Monecke, Thomas ^b   Kleeberg, Reinhard ^c   Hannington, Mark D ^d  

^a UNIVERSITY OF SIENA   (Italy)

^b Department of Geology and Geological Engineering   (United States)

^c TU BERGAKADEMIE FREIBERG   (Germany)

^d UNIVERSITY OF OTTAWA   (Canada)

Author keywords

Conical Seamount; Glass to smectite transition; Hydrothermal alteration; Metastable precursors; Smectite; Transmission electron microscopy; Volcanic glass

Indexed keywords

ANALYTICAL ELECTRON MICROSCOPY; CLINOPYROXENES; CRYSTALLINE DOMAINS; CRYSTALLINE PHASIS; EPITHERMAL; FLUID CIRCULATION; FLUID TRANSPORT; GLASS CHEMISTRY; GOLD MINERALIZATION; HYDROTHERMAL ALTERATIONS; HYDROTHERMAL ENVIRONMENT; HYDROTHERMAL FLUIDS; IGNEOUS MINERAL; KINETIC FACTORS; LAYER SPACINGS; LOW PERMEABILITY; LOW TEMPERATURES; MECHANISM AND KINETICS; METASTABLE PRECURSORS; MINERALOGICAL TRANSFORMATIONS; PAPUA NEW GUINEA; PRECURSOR PHASIS; REACTION PATHWAYS; REACTION PROGRESS; SECONDARY ALTERATION; SMECTITES; STRUCTURAL INHERITANCE; SUBMARINE BASALT; TWO PHASIS; VOLCANIC GLASS;

CLAY MINERALS; CRYSTALLINE MATERIALS; FLUIDS; GLASS; GOLD DEPOSITS; METASTABLE PHASES; MICA; SILICATE MINERALS; SUBMARINES; TRANSMISSION ELECTRON MICROSCOPY; TRANSPORT PROPERTIES; VOLCANIC ROCKS; VOLCANOES;

GLASS TRANSITION;

BIOTITE; CHEMICAL COMPOSITION; ELECTRON MICROSCOPY; FELDSPAR; HYDROTHERMAL ALTERATION; HYDROTHERMAL FLUID; KINETICS; LOW TEMPERATURE; MINERALIZATION; SAPONITE; SMECTITE; VOLCANIC GLASS; VOLCANIC ROCK;

PAPUA NEW GUINEA;

EID: 74349126930     PISSN: 00098604     EISSN: None     Source Type: Journal    
DOI: 10.1346/CCMN.2009.0570606     Document Type: Article

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