Results 21 to 30 of about 2,786 (217)

Carbonate alteration of ophiolitic rocks in the Arabian–Nubian Shield of Egypt: sources and compositions of the carbonating fluid and implications for the formation of Au deposits [PDF]

open access: yes, 2016
Ultramafic portions of ophiolitic fragments in the Arabian–Nubian Shield (ANS) show pervasive carbonate alteration forming various degrees of carbonated serpentinites and listvenitic rocks.
Azer, Mokhles K.   +9 more
core   +2 more sources

The structural and diagenetic evolution of injected sandstones: examples from the Kimmeridgian of NE Scotland [PDF]

open access: yes, 2003
: Injected sandstones occurring in the Kimmeridgian of NE Scotland along the bounding Great Glen and Helmsdale faults formed when basinal fluids moved upward along the fault zones, fluidizing Oxfordian sands encountered at shallow depth and injecting ...
Duranti, D.   +4 more
core   +2 more sources

Characteristics of Middle-Lower Ordovician Ultradeeply Buried Carbonate Reservoirs in Shunbei Area, Tarim Basin—A Case Study from Well SHBP1

open access: yesGeofluids, 2022
Fracture-pore complexes, located at fault zones of Darriwilian carbonates, are the main exploration targets in the Shunbei area, Tarim Basin. This article focuses on the carbonate characteristics in the Lower Ordovician of Well ShunbeiPeng1 (SHBP1), the ...
Xiao Chongyang   +5 more
doaj   +1 more source

A new method of reconstructing the P-T conditions of fluid circulation in an accretionary prism (Shimanto, Japan) from microthermometry of methane-bearing aqueous inclusions [PDF]

open access: yes, 2014
International audienceIn paleo-accretionary prisms and the shallow metamorphic domains of orogens, circulating fluids trapped in inclusions are commonly composed of a mixture of salt water and methane, producing two types of fluid inclusions: methane ...
Cluzel, Nicolas   +7 more
core   +4 more sources

Fluid Inclusion and Sulfur Isotope Study on the Donggualin Gold Deposit in the Ailaoshan Gold Belt

open access: yesYankuang ceshi, 2017
Fluid inclusions and sulfur isotopes can reveal the characteristics of ore-forming fluid and the origin of ore-forming materials, which are important indicators for ore genesis.
ZHOU Xiang-ke   +5 more
doaj   +1 more source

Do fluid inclusions preserve δ18O values of hydrothermal fluids in epithermal systems over geological time? : evidence from paleo- and modern geothermal systems, Milos island, Aegean Sea [PDF]

open access: yes, 2003
Stable isotope compositions of quartz (δ18Oquartz) and fluid inclusion waters (δ18OFI and δDFI) were analysed from Profitis Ilias, a low-sulphidation epithermal gold mineralisation deposit on Milos island Greece, to establish if δ18OFI preserve a record ...
Cheliotis, I.   +4 more
core   +1 more source

Fundamental Studies on Infrared Radiation Microthermometry [PDF]

open access: yesFundamental Studies on Infrared Radiation Microthermometry
チン, セツコウ, 陳, 浙宏
core   +1 more source

Geology, Rock Geochemistry and Ore Fluid Characteristics of the Brambang Copper-Gold Porphyry Prospect, Lombok Island, Indonesia.

open access: yesJGEET: Journal of Geoscience, Engineering, Environment and Technology, 2021
Brambang is one of the porphyry copper-gold prospects/deposits situated along eastern Sunda arc. This study is aimed to understand geological framework, alteration geochemistry and ore fluid characteristics of the prospect.
Arifudin Idrus   +3 more
doaj   +1 more source

Fluid mixing from below in unconformity-related hydrothermal ore deposits [PDF]

open access: yes, 2014
This research was partly funded by German Research Foundation (DFG) grant BO 1776/8 and was carried out within the framework of DGMK (German Society for Petroleum and Coal Science and Technology) project 718, funded by the companies ExxonMobil Production
Bons, Paul D.   +5 more
core   +1 more source

Preliminary fluid inclusion microthermometry results from secondary inclusion planes crosscutting a metamorphic quartz lens from the Mecsekalja Zone metamorphic complex [PDF]

open access: yes, 2017
In this study, new microthermometric data of fluid inclusions distributed along planar assemblages crosscutting a metamorphic quartz lens from the Mecsekalja Zone metamorphic complex are presented.
Dabi, Gergely   +2 more
core   +1 more source

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