Results 81 to 90 of about 47,665 (281)

A Reassessment of Petrochemistry of ~1.2 Ga Tonalitic Rocks of the Northern Tugela Terrane, Natal Metamorphic Belt, South Africa: Further Constraints on the Evolution of This Belt

open access: yesGeological Journal, EarlyView.
Our petrochemical studies on ~1.2 Ga granitoids of the Natal Metamorphic Belt, South Africa, do not suggest any property similar to Phanerozoic‐style subduction‐related granitoids. Plot of Kotongweni Tonalite in Y versus Sr diagram (after Moyen 2011), note that most samples have Sr/Y < 50.
Palesa Leuta   +2 more
wiley   +1 more source

Cenozoic Vertebrate Tracks and Traces

open access: yes, 2007
Cenozoic; vertebrate; tracks ...
Spencer G. Lucas, Justin A. Spielmann and Martin G. Lockley, eds.
core  

PERIODIZATION OF RECENT AND LATE PLEISTOCENE – HOLOCENE GEODYNAMIC AND PALEOCLIMATIC PROCESSES

open access: yesГеодинамика и тектонофизика, 2015
Based on comparative analyses of spatial and temporal patterns of high- and medium-potassic basaltic eruptions in the Central Mongolia and marine survey records of Sr isotopes, it is revealed that the start of the recent geodynamic stage in the Central ...
S. V. Rasskazov, K. G. Levi
doaj   +1 more source

On the phytogeography of coniferales in the European cenozoic [PDF]

open access: yesPalaeogeography, Palaeoclimatology, Palaeoecology, 1967
It has been shown that there were more coniferous genera to be found in Europe during the Tertiary than there are at the present-day. Some of the genera now occur only in America and the Far East. Many such genera were present in the Neogene of Europe and one of these, Tsuga, remained in Europe into the Late Pleistocene. Other genera found in Europe at
openaire   +3 more sources

Tectono‐Sedimentary Evolution of the Neogene İnegöl Basin (NW Anatolia): Constraints on Transtensional Basin Development at the Junction of the Western Anatolian Extensional Province and the North Anatolian Fault Zone

open access: yesGeological Journal, EarlyView.
The study outlines the tectono‐sedimentary evolution of the İnegöl Basin in north‐western Anatolia. Basin formation was controlled by interacting extensional and strike‐slip fault systems linked to uplift of the Uludağ Massif. Terrestrial sedimentation from the Miocene to Pleistocene is reconstructed using abundant fossil mammal assemblages that ...
M. Cihat Alçiçek   +2 more
wiley   +1 more source

The evolutionary process of Cenozoic Asian monsoon

open access: yesDizhi lixue xuebao
Objective  The formation of monsoon climates is attributed to the seasonal reversal of wind direction and precipitation caused by the difference in thermal capacity between land and ocean.
LIN Xu   +5 more
doaj   +1 more source

Apatite in Carbonatite Preserving Primary Magmatic, Post‐Magmatic Overgrowth, and Post India‐Asia Collision‐Related Hydrothermal Alteration: Evidenced From U–Pb Isotope and Trace Element Geochemistry

open access: yesGeological Journal, EarlyView.
U–Pb isotope and trace element geochemistry of apatite from carbonatites of Peshawar Plain Alkaline Igneous Province, western Himalaya shows Permo‐Carboniferous magmatism, an additional magmatic pulse during Cretaceous, and post‐magmatic hydrothermal/metasomatism during Oligocene. ABSTRACT U–Pb isotope and trace element geochemistry of apatite combined
Mehboob ur Rashid   +9 more
wiley   +1 more source

Comparisons of vertebrates arriving during the Cenozoic.

open access: yes, 2013
Comparisons of vertebrates arriving during the Cenozoic.
Steven M. Goodman (251106)   +7 more
core   +1 more source

Southern Portugal hydroclimate of the last millennium from near‐annually resolved speleothem records

open access: yesJournal of Quaternary Science, EarlyView.
ABSTRACT Hydroclimate in Portugal is influenced by the North Atlantic subtropical high‐pressure system (the Azores High) and by internal climate modes, most prominently the North Atlantic Oscillation, which may shift in position and/or intensity due to anthropogenic climate change.
Alaina Chormann   +10 more
wiley   +1 more source

(Table 1) 10Be concentrations in late Cenozoic sediments of the western Arabian Sea

open access: yes, 1991
(Table 1) 10Be concentrations in late Cenozoic sediments of the western Arabian ...
Beets, Christiaan J   +9 more
core   +1 more source

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