Research Publications

2024

2024

Sediment geochemistry reveals abundant off-axis hydrothermal fields on the ultraslow-spreading Southwest Indian Ridge

Liao S, Tao C, Dias Á A, Liu J, Su X, Lv S, Jamieson J W, Zhou J, Deng X, Liang J, Yang W, Li W, Yang X

Earth and Planetary Science Letters, 643, 118916

Comprehensive sediment geochemistry study revealing abundant off-axis hydrothermal fields on the ultraslow-spreading Southwest Indian Ridge, providing new insights into hydrothermal activity distribution.

View Publication
Hydrothermal Systems Sediment Geochemistry Southwest Indian Ridge

2023

2023

Evidence of a distal axis inactive high-temperature hydrothermal field on the ultraslow spreading Southwest Indian Ridge: Insights from mineralogy and geochemistry studies

Liao S, Tao C, Dias Á A, Deng X, Hu S, Liang J, Yang W, Yang X

Marine Geology 465, 107158

Detailed mineralogical and geochemical investigation of inactive hydrothermal deposits on the ultraslow spreading Southwest Indian Ridge reveals complex ore-forming processes and temporal evolution of hydrothermal systems.

View Publication
Hydrothermal Systems Mineralogy Southwest Indian Ridge
2023

Occurrence and precipitation mechanism of silver in pyrite from chimney fragments in the Edmond hydrothermal field, Central Indian Ridge

Zhang H, Chen K, Tao C, Dias Á A, et al

Ore Geology Reviews, 105471, ISSN 0169-1368

Comprehensive study of silver distribution and precipitation mechanisms in pyrite from the Edmond hydrothermal field, providing new insights into precious metal enrichment in seafloor massive sulfides.

View Publication
Precious Metals Pyrite Central Indian Ridge
2023

Serpentinization and its implications for ultramafic-hosted sulfide mineralization: a case study at the Tianzuo hydrothermal field, 63.5°E, Southwest Indian Ridge

Ding T, Dias Á A, Wang J, Tan T, Liang J, Wu B, Tao C

Marine Geology. 106969

Investigation of serpentinization processes and their role in sulfide mineralization at the Tianzuo hydrothermal field, highlighting the importance of ultramafic rocks in ore formation.

View Publication
Serpentinization Ultramafic Mineralization
2023

Record of hydrothermal activity in the Yuhuang hydrothermal field and its implications for the Southwest Indian Ridge: evidence from sulfide chronology

Yang W, Tao C, Liao S, Liang J, Li W, Ding T, Dias Á A, Wang X, Wang L

Acta Oceanologica Sinica (In Press)

Chronological analysis of hydrothermal sulfide deposits provides new constraints on the temporal evolution of hydrothermal activity along the Southwest Indian Ridge.

Chronology Sulfides Temporal Evolution

2022

2022

Hydrothermal remobilization of subseafloor sulfide mineralization along mid-ocean ridges contributes to the global oceanic zinc isotopic mass balance

Liao S, Tao C, Wen H, Yang W, Liu J, Jamieson JW, Dias Á A, Zhu C, Liang J, Li W, Ding T, Li X, Zhang H

Geochimica et Cosmochimica Acta, 335, 56-67

Study of hydrothermal remobilization of subseafloor sulfide mineralization and its contribution to global oceanic zinc isotopic mass balance along mid-ocean ridges.

View Publication
Hydrothermal Systems Zinc Isotopes Mass Balance
2022

Material Source of Sediments from West Clarion–Clipperton Zone (Pacific): Evidence from Rare Earth Element Geochemistry and Clay Minerals Compositions

Qiu Z, Tao C, Ma W, Dias Á A, Hu S, Shao Y, Yang K, Zhang W

Journal of Marine Science and Engineering, 10, 1052

Investigation of sediment sources in the West Clarion-Clipperton Zone using rare earth element geochemistry and clay mineral compositions.

View Publication
Sediment Geochemistry Rare Earth Elements Pacific Ocean
2022

Geochemistry, sulfur and lead isotopic composition of hydrothermal sulfide from the Duanqiao hydrothermal field on the Southwest Indian Ridge: implications for ore genesis

Yang W, Liao S, Dias Á A, Liang J, Li W, Ding T, & Tao, C.

International Geology Review, 1–17

Geochemical and isotopic study of hydrothermal sulfides from the Duanqiao hydrothermal field, providing insights into ore genesis processes.

View Publication
Sulfur Isotopes Lead Isotopes Ore Genesis
2022

Trace-element compositions of sulfides from inactive Tianzuo hydrothermal field, Southwest Indian Ridge: implications for ultramafic rocks hosting mineralization

Ding T, Wang J, Tao C, Dias Á A, Liang J, Wang Y, Chen J, Wu B, Huang H.

Ore Geology Reviews, 104421

Trace element analysis of sulfides from the inactive Tianzuo hydrothermal field, providing insights into ultramafic-hosted mineralization processes.

View Publication
Trace Elements Ultramafic Mineralization

2021

2021

Resource estimation of the sulfide-rich deposits of the Yuhuang-1 hydrothermal field on the ultraslow-spreading Southwest Indian Ridge

Yu J, Tao C, Liao S, Dias Á A, Liang J, Yang W, Zhu C

Ore Geology Reviews, 104169

Resource estimation study of sulfide-rich deposits from the Yuhuang-1 hydrothermal field on the ultraslow-spreading Southwest Indian Ridge.

View Publication
Resource Estimation Sulfides Southwest Indian Ridge
2021

Geological Map of the Macao Special Administrative Region (China)

Quelhas, P, Borgens. R, Dias, A. Á, Ribeiro, L, Costa, P Mata, J.

Journal of Maps, 17 (2) 257-267

Comprehensive geological mapping of the Macao Special Administrative Region, providing detailed geological information for the region.

View Publication
Geological Mapping Macao Regional Geology
2021

Magmatic evolution of garnet-bearing highly fractionated granitic rocks from Macao, Southeast China: Implications for granite-related mineralization processes

Quelhas, P, Mata J and Dias, A Á

Journal of Earth Sciences. JES-07-2020-0330

Study of magmatic evolution of garnet-bearing highly fractionated granitic rocks from Macao, providing insights into granite-related mineralization processes.

View Publication
Granitic Rocks Garnet Mineralization
2021

Evidences for mixed contribution of mantle, lower and upper crust to the genesis of Jurassic I~type granites from Macao, SE China

Quelhas P, Mata J, Dias Á A

GSA Bulletin. 133 (1-2): 37–56

Evidence for mixed contribution of mantle, lower and upper crust to the genesis of Jurassic I-type granites from Macao, Southeast China.

View Publication
I-type Granites Crustal Genesis Jurassic

2020

2020

Sulfur isotopic compositions of sulfides along the Southwest Indian Ridge: implications for sulfide mineralization in ultramafic rocks

Ding T, Tao C, Dias Á A. Liang J, Chen J, Wu B, Zhang R, Liao S, Wang Y, Yang W, Liu J, Li W, Zhang G, Huang H

Mineralium Deposita. 56, 991–1006

Comprehensive sulfur isotopic study of sulfides along the Southwest Indian Ridge, providing insights into sulfide mineralization in ultramafic rocks.

View Publication
Sulfur Isotopes Ultramafic Mineralization
2020

XRD identification of ore minerals during cruises: Refinement of extraction procedure with sodium acetate buffer

Milinovic J, Dias Á A, Janeiro A. Pereira M. Martins S, Petersen, SIM and Barriga F J A SIM

Minerals. 10(2), 160. 1-19

Development and refinement of XRD identification procedures for ore minerals during oceanographic cruises using sodium acetate buffer extraction.

View Publication
XRD Analysis Ore Minerals Methodology
2020

High-precision geochronology of Mesozoic magmatism in Macao, Southeast China: evidence for multistage granite emplacement

Quelhas, P., Dias, A. Á, Mata, J., Don, D., Ribeiro, L.

Geoscience Frontiers. 11, 1. 243-263

High-precision geochronological study of Mesozoic magmatism in Macao, providing evidence for multistage granite emplacement processes.

View Publication
Geochronology Mesozoic Granite Emplacement

2019

2019

Surface sediment composition and distribution of hydrothermal derived elements at the Duanqiao-1 hydrothermal field, Southwest Indian Ridge

Liao S, Tao C, Dias Á A, Su X, Yang Z, Ni, Liang J, Yang W, Liu J, Li W, Dong C

Marine Geology, 417, 105975

Study of surface sediment composition and distribution of hydrothermal derived elements at the Duanqiao-1 hydrothermal field on the Southwest Indian Ridge.

View Publication
Sediment Geochemistry Hydrothermal Elements Southwest Indian Ridge
2018

A origem e evolução dos magmas graníticos de Macao à luz de dados de geoquímica elementar e isotópica / Source and evolution of Macao granitic magmas: insights from wholerock geochemistry and isotopic signatures

Quelhas, P., Mata, J., Lou, U. T., Ribeiro, M. L., Borges, R., Dias, Á

XIV Congresso de Geoquímica dos Países de Língua Portuguesa e XIX Semana de Geoquímica (XIV CGPLP/XIX SG, international conference). 25-29 March 2018, Trás-os-Montes e Alto Douro, Portugal

Conference presentation on the origin and evolution of Macao granitic magmas based on whole-rock geochemistry and isotopic signatures.

Conference Granitic Magmas Isotopic Signatures

2011

2011

Geochemistry and stable isotopes constraints on high-temperature activity from sediment cores of the Saldanha field

Dias Á A, Fruh-Green G L, Bernasconi S M, Barriga F J A S and Seahma and Charles Darwin 167 cruise teams

Marine Geology 279 (2011) 128–140

Geochemical and stable isotope study of sediment cores from the Saldanha field, providing constraints on high-temperature hydrothermal activity. TOP 25 HOTTEST ARTICLES

View Publication
Saldanha Field Stable Isotopes High-Temperature

2010

2010

Tracing fluid-rock reaction and hydrothermal circulation at the Saldanha hydrothermal field

Dias Á S, Mills R A, Ribeiro da Costa I, Costa R, Taylor R N, Cooper M, and Barriga F J A S

Chemical Geology, 273(3-4): 168-179

Study of fluid-rock reactions and hydrothermal circulation processes at the Saldanha hydrothermal field using geochemical tracers.

View Publication
Fluid-Rock Reaction Hydrothermal Circulation Saldanha Field

2008

2008

Geochemistry of a sediment push-core from the Lucky Strike hydrothermal field, Mid-Atlantic Ridge

Dias Á S, Mills R A Taylor R N, Ferreira, P and Barriga, F J A S

Chemical Geology, 247(3-4): 339-351

Geochemical analysis of sediment push-core from the Lucky Strike hydrothermal field on the Mid-Atlantic Ridge.

View Publication
Lucky Strike Mid-Atlantic Ridge Sediment Geochemistry

2006

2006

Mineralogy and geochemistry of hydrothermal sediments from the serpentinite-hosted Saldanha hydrothermal field (36834VN; 33826VW) at MAR

Dias Á S. and Barriga F.

Marine Geology. 225, 157–175

Comprehensive mineralogical and geochemical study of hydrothermal sediments from the serpentinite-hosted Saldanha hydrothermal field on the Mid-Atlantic Ridge.

View Publication
Serpentinite-Hosted Saldanha Field Mineralogy

2005

2005

Mineralogical and geochemical hydrothermal evidences on sediments from the serpentinite-hosted Saldanha hydrothermal field

Dias Á S and Barriga, F J A S

Mineral Deposit Research. 1: 603-606

Mineralogical and geochemical evidence of hydrothermal processes in sediments from the serpentinite-hosted Saldanha hydrothermal field.

View Publication
Hydrothermal Evidence Serpentinite-Hosted Saldanha Field

2002

2002

Study of the Saldanha massif (MAR, 36º34´N): Constrains from rock magnetic and geophysical data

Miranda J M, Silva P F, Lourenço N, Henry B, Costa R and Saldanha Team (Dias, Á S included)

Marine Geophysical Researches 23: 299–318

Comprehensive study of the Saldanha massif on the Mid-Atlantic Ridge using rock magnetic and geophysical data.

View Publication
Rock Magnetism Geophysics Saldanha Massif