Results 71 to 80 of about 2,007 (165)

Quantifying Multi‐Source Sediment Supply in a Tropical Foreland Basin (Oligocene‐Miocene Nyalau Formation, Borneo)

open access: yesBasin Research, Volume 38, Issue 2, March/April 2026.
Detrital zircon unmixing identifies three sediment sources for the Oligocene–Miocene Nyalau Formation, including a previously unrecognised syn‐depositional component characterised by Oligocene–Miocene volcanic zircons and Neoproterozoic populations absent from established sources.
Ekundayo J. Adepehin   +3 more
wiley   +1 more source

A hydrothermal karst-hosted U-P deposit related to Pangea break-up: Itataia deposit, Borborema Province, Northeastern Brazil - a review

open access: yesJournal of the Geological Survey of Brazil, 2018
The Itataia U-P deposit holds the second largest uranium reserve in Brazil. All of the uranium is contained within the microcrystalline structure of fluorapatite, which is the ore mineral of the collophanite bodies.
José Adilson D. Cavalcanti   +4 more
doaj   +1 more source

Reappraisal of the lithological units of the Wuguan Complex: implication for the Paleozoic evolution of the Qinling orogenic belt

open access: yesFrontiers in Earth Science
The Wuguan Complex, located along the southern margin of the Shangdan suture zone, plays a critical role in investigating the tectonic evolution of the Qinling orogenic belt and constraining the collision timing between the North and South China Blocks ...
Ge Wang   +4 more
doaj   +1 more source

Geochronology and geochemistry of the Neoproterozoic–Mesozoic intrusive rocks in the Xinlin area, northeastern China: new constraints on the tectonic evolution of the Erguna block

open access: yesFrontiers in Earth Science
The occurrence of intrusive rocks within the Xinlin area, northeastern China, provides insights into the Neoproterozoic–Mesozoic geodynamic setting of the Erguna block.
Sheng Lu   +9 more
doaj   +1 more source

Tectonism rather than "snowball Earth" glaciation is responsible for the Great Unconformity. [PDF]

open access: yesProc Natl Acad Sci U S A
Zhan RR   +11 more
europepmc   +1 more source

Independent origins of spicules reconcile paleontological and molecular evidence of sponge evolutionary history. [PDF]

open access: yesSci Adv
Rossi ME   +11 more
europepmc   +1 more source

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