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Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/181540
Description: Fonualei is unusual amongst subaerial volcanoes in the Tonga arc because it has erupted dacitic vesicular lavas, tuffs and phreomagmatic deposits for the last 165 years. The total volume of dacite may ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/208551
Description: The Fonualei Spreading Center affords an excellent opportunity to evaluate geochemical changes with increasing depth to the slab in the Lau back-arc basin. We present H₂O and CO₂ concentrations and Sr ... More
Full Text: Full Text
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/195109
Description: New U-Th-Ra, major and trace element, and Sr-Nd-Pb isotope data are presented for young lavas from the New Britain and Western Bismarck arcs in Papua New Guinea. New Britain is an oceanic arc, whereas ... More
Reviewed: Reviewed
Date: 2012
Subject Keyword: 040200 Geochemistry | 040300 Geology
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/182676
Description: Subduction modifies the cycling of Earth's volatile elements. Fluid-rich sediments and hydrated oceanic lithosphere enter the convecting mantle at subduction zones. Some of the sediments and volatile ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: conference paper abstract
Identifier: http://hdl.handle.net/1959.14/170586
Description: Subduction delivers sediment and hydrated oceanic lithosphere into the convecting mantle. Some of these materials are involved in magma generation and returned to the surface as arc volcanism. The rem ... More
Date: 2008
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1168899
Description: The fluid immobile High Field Strength Elements (HFSE) Nb and Ta can be used to distinguish between the effects of variable extents of melting and prior source depletion of the Tongan sub-arc mantle. ... More
Reviewed: Reviewed
Date: 2007
Subject Keyword: 040200 Geochemistry
Language: eng
Resource Type: conference paper abstract
Identifier: http://hdl.handle.net/1959.14/1244519
Description: 1 page(s)
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