Results 31 to 40 of about 58,548 (228)

Lithospheric conductors reveal source regions of convergent margin mineral systems

open access: yesScientific Reports, 2022
The clean energy transition will require a vast increase in metal supply, yet new mineral deposit discoveries are declining, due in part to challenges associated with exploring under sedimentary and volcanic cover.
Alison Kirkby   +7 more
doaj   +1 more source

Geology, Mineralization and Geochemistry of Au in the Godar Sorkh area, Muteh region, Sanandaj-Sirjan zone

open access: yesJournal of Economic Geology, 2021
Introduction Gold deposits formed during mountain-building processes in Phanerozoic terranes that formed in metamorphic environment have a great dispensation in the world (Goldfarb et al., 2001).
Monire Sakhdari   +4 more
doaj   +1 more source

Hydrous Carbonatitic Liquids Drive CO2 Recycling From Subducted Marls and Limestones

open access: yesGeophysical Monograph Series, Page 209-221., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Erwin Schettino, Stefano Poli
wiley  

+1 more source

Fluid evolution and metallogenesis of the Zhangjiapingzi gold deposit in mianning, Sichuan province: constraints from fluid inclusion studies

open access: yesFrontiers in Earth Science, 2023
Introduction: The Zhangjiapingzi gold deposit, located at the western margin of the Yangtze Craton and controlled by the Jinhe-Chenghai deep fault, is a newly discovered super-large gold deposit in the Danba-Mianning metallogenic belt.
Bing Yan   +6 more
doaj   +1 more source

Lower crustal resistivity signature of an orogenic gold system

open access: yesScientific Reports, 2021
Orogenic gold deposits provide a significant source of the world’s gold and form along faults over a wide range of crustal depths spanning sub-greenschist to granulite grade faces, but the source depths of the gold remains poorly understood.
Graham Heinson   +6 more
doaj   +1 more source

Seismic Wave Finite-Difference Forward Modeling for Orogenic Gold Deposits

open access: yes, 2022
The demand for deep prospecting has led to an increase in the enthusiasm for seismic techniques in mineral exploration. Reflection seismology applications in the base metal industry have achieved success.
Rui Zhu   +5 more
core   +1 more source

Metallogenic characteristics of some localities of gold mineralization along shear zones of Elgaab, Dum el Tor and Sodri - Um Bader, (Sudan)

open access: yesBulletin of the Mineral Research and Exploration, 2021
Study area is located in the eastern sector of Saharan Meta - Craton that includes the western part of Bayuda Terrane and extend southwest to Sodri - Um Badir shear zones.
Mohamed Osman Elgızoulı   +2 more
doaj   +1 more source

Mineralogical, lithogeochemical and sulfide trace element characteristics of the Hirvilavanmaa Au-only and the base metal-rich Naakenavaara orogenic gold deposits in the Central Lapland belt, northern Finland

open access: yesJournal of Geochemical Exploration, 2022
The Hirvilavanmaa (Au-only) and Naakenavaara (Cu-Co-Au-Ni) deposits, located only 5 km apart in the Pale-oproterozoic Central Lapland belt (CLB) in northern Finland, represent two types of orogenic gold mineralization that dominate the CLB: (1) Au-only ...
M. Vasilopoulos   +3 more
semanticscholar   +1 more source

Texture and Trace Element Composition of Rutile in Orogenic Gold Deposits

open access: yesEconomic Geology, 2021
Rutile from a wide range of orogenic gold deposits and districts, including representative world-class deposits, was investigated for its texture and trace element composition using scanning electron microscopy, electron probe microanalysis, and laser ...
Marjorie Sciuba, G. Beaudoin
semanticscholar   +1 more source

TOURMALINE FROM LATE QUARTZ VEINS OF THE MURTYKTY GOLD DEPOSIT, REPUBLIC OF BASHKORTOSTAN [PDF]

open access: yesМинералогия, 2020
Tourmaline, an intermediate member of the oxyschorl–oxydravite–oxymagnesio-foitite-bosiite series with a predominance of the oxy-dravite-bosiite end-member, was studied from late calcitequartz veins in the eastern zone of the Murtykty gold deposit ...
M.A. Rassomakhin   +3 more
doaj   +1 more source

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