Adakite petrogenesis

PR Castillo - Lithos, 2012 - Elsevier
Adakite was originally proposed as a genetic term to define intermediate to high-silica, high
Sr/Y and La/Yb volcanic and plutonic rocks derived from melting of the basaltic portion of …

Porphyry deposits and oxidized magmas

W Sun, R Huang, H Li, Y Hu, C Zhang, S Sun… - Ore Geology …, 2015 - Elsevier
Porphyry deposits supply most of the world's Cu and Mo resources. Over 90% of the
porphyry deposits are found at convergent margins, especially above active subduction …

Timing and mechanism of ore precipitation in porphyry Cu systems: insight from LA-ICP-MS analysis of fluid inclusions and in situ oxygen isotope analysis of …

X Sun, R Li, X Si, K **ao, J Deng - Economic Geology, 2024 - pubs.geoscienceworld.org
The timing and mechanism of ore precipitation in porphyry copper systems are hot topics
and remain controversial. The large Miocene collision-related Zhunuo porphyry Cu deposit …

Highly fractionated Himalayan leucogranites and associated rare-metal mineralization

FY Wu, XC Liu, ZC Liu, RC Wang, L **e, JM Wang… - Lithos, 2020 - Elsevier
The formation of the Himalaya was associated with the exhumation of high-grade
metamorphosed rocks of the Higher Himalayan sequence (HHS) complex, which underwent …

Adakites without slab melting: high pressure differentiation of island arc magma, Mindanao, the Philippines

CG Macpherson, ST Dreher, MF Thirlwall - Earth and Planetary Science …, 2006 - Elsevier
New geochemical data for Pleistocene magmatic rocks from the Surigao peninsula, eastern
Mindanao, the Philippines, demonstrate typical adakitic traits, including elevation of Sr/Y and …

Lithospheric architecture of the Lhasa terrane and its control on ore deposits in the Himalayan-Tibetan orogen

Z Hou, L Duan, Y Lu, Y Zheng, D Zhu… - Economic …, 2015 - pubs.geoscienceworld.org
Magmatic-hydrothermal ore deposits in collisional orogens are new targets for modern
mineral exploration, yet it is unclear why they preferentially occur in some specific tectonic …

Zircon U–Pb geochronology and Hf isotopic constraints on petrogenesis of the Gangdese batholith, southern Tibet

WQ Ji, FY Wu, SL Chung, JX Li, CZ Liu - Chemical Geology, 2009 - Elsevier
During the Mesozoic–Cenozoic, northward Neotethyan subduction and subsequent India–
Asia collision gave rise to the extensive Transhimalayan magmatism that stretches from …

Special paper: adakite-like rocks: their diverse origins and questionable role in metallogenesis

JP Richards, R Kerrich - Economic geology, 2007 - pubs.geoscienceworld.org
Based on a compilation of published sources, rocks referred to as adakites show the
following geochemical and isotopic characteristics: SiO2≥ 56 wt percent, Al2O3≥ 15 wt …

Mercury isotope evidence for the importance of recycled fluids in collisional ore systems

B Xu, RS Yin, M Chiaradia, Z Miao, WL Griffin… - Science …, 2024 - science.org
The sources of fluids and metals in porphyry systems of continental-collision settings are
poorly constrained. Mercury isotopes display unique mass-independent fractionation …

Postsubduction porphyry Cu-Au and epithermal Au deposits: Products of remelting of subduction-modified lithosphere

JP Richards - Geology, 2009 - pubs.geoscienceworld.org
Abstract Porphyry Cu±Mo±Au and some epithermal Au deposits are formed from
hydrothermal fluids exsolved from cooling, water-rich, calc-alkaline magmas emplaced in …