Results 81 to 90 of about 49,268 (212)

1.88 Ga granitoids at Sorsakoski, Central Finland: A-type magmatism within the Raahe-Ladoga suture zone [PDF]

open access: yesBulletin of the Geological Society of Finland
Four quartz monzonite – granite intrusions forming the Sorsakoski granite lithodeme, are found within the Raahe-Ladoga suture zone in Central Finland. The prevailing potassium feldspar megacrystic quartz monzonites and granites form a bimodal association
Perttu Mikkola   +3 more
doaj   +1 more source

Looking Under the Orogenic Lid—Assessing the European Basement Beneath the Alpine Wedge by U‐Pb Zircon Geochronology

open access: yesTectonics, Volume 45, Issue 10, October 2026.
Abstract Following continental collision, the distal European margin was overridden by the Alpine wedge and is now largely concealed beneath the mostly intact orogenic lid. Consequently, the geological evolution and nature of the hidden basement domains remain poorly constrained.
Bianca Heberer   +11 more
wiley   +1 more source

Magmatism in the southeastern Anatolian orogenic belt: transition from arc to post-collisional setting in an evolving orogen

open access: yes, 2010
WOS: 000288757500019Late Cretaceous to Middle Eocene calc-alkaline to alkaline magmatic rocks emplaced within the southeastern Anatolian orogenic belt, the most extensive magmatic belt in Turkey, result from the complex collision between the Afro-Arabian
Ulrich, Thomas D.   +9 more
core   +1 more source

Overview of early cretaceous gold mineralization in the orogenic belt of the eastern margin of the Siberian craton: geological and genetic features

open access: yesFrontiers in Earth Science
The giant Verkhoyansk-Kolyma gold province, producing more than∼ 3700 t of gold, is one of the most important metallogenic provinces for orogenic gold deposits in the world. The province is located on the eastern margin of the Siberian craton.
Nikolay Goryachev   +2 more
doaj   +1 more source

Miocene High-Temperature Magmatism in the Himalayan Orogen [PDF]

open access: yesGoldschmidt Abstracts, 2020
Peng Gao   +4 more
openaire   +1 more source

Petrological diversity of continental arc magmatism evidenced by Triassic magmatic complexes in East Kunlun Orogen

open access: yesScientific Reports
Understanding the petrogenetic relationships among the synplutonic dikes, magmatic enclaves and plutons in subduction zones provides key insights into the petrological diversity of arc magmatism. Here we present an integrated study on the petrology, LA-ICP-MS zircon U-Pb geochronology, whole-rock geochemistry and Sr-Nd-Hf isotopes of Triassic coeval ...
Jie Gan   +6 more
openaire   +3 more sources

Material composition of the Sharagol complex gabbro-diorite Late Paleozoic massifs of the Ungo-Khilok area, Central Transbaikalia, Russia

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов
The significance of the research is determined by the lack of information on the composition of rocks of the gabbro-diorite intrusion and their role in continental crust formation and the age of manifestation of basic- intermediate magmatism on this ...
Roza A. Badmatsyrenova   +1 more
doaj   +1 more source

The nature of transition from adakitic to non-adakitic magmatism in a slab window setting: A synthesis from the eastern Pontides, NE Turkey [PDF]

open access: yes, 2012
The eastern Pontides orogenic belt provides a window into continental arc magmatism in the Alpine–Himalayan belt. The late Mesozoic–Cenozoic geodynamic evolution of this belt remains controversial.
Dudas, F.O.   +13 more
core   +1 more source

Generation of normal and adakite-like calc-alkaline magmas in a non-subductional environment: An Sr-O-H isotopic study of the Apuseni Mountains neogene magmatic province, Romania [PDF]

open access: yes, 2007
Neogene magmatism in the Apuseni Mountains of Romania was active between 15 and 7 Ma, with an isolated final eruption at 1.6 Ma. Several groups of magmatic rocks can be distinguished in the province on the basis of ages, trace elements and isotopic ...
Hilary Downes   +11 more
core   +1 more source

Tertiary-Quaternary magmatism within the Mediterranean and surrounding regions

open access: yes, 1999
This paper is part of the special publication No.156, The Mediterranean basins: Tertiary extension within the Alpine Orogen. (eds B.Durand, L. Jolivet, F.Horvath and M.Seranne).
Wilson M., BIANCHINI, Gianluca
core   +1 more source

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