Results 61 to 70 of about 21,265 (256)

Rock and sediment dataset of petit-spots in the northwestern Pacific. [PDF]

open access: yesData Brief, 2022
Akizawa N   +9 more
europepmc   +1 more source

The potential of phosphorus in clinopyroxene as a geospeedometer: examples from mantle xenoliths [PDF]

open access: yes, 2019
We investigate the potential to use concentrations and zoning patterns of phosphorus (P) in clinopyroxene as indicators of the rates of igneous and metasomatic processes, comparable to recent applications of P in olivine but applicable to more evolved ...
Asimow, P. D.   +6 more
core  

Rift-induced disruption of cratonic keels drives kimberlite volcanism. [PDF]

open access: yesNature, 2023
Gernon TM   +13 more
europepmc   +1 more source

Underplating of the crust and xenolith geotherms in Australia

open access: yesGeophysical Research Letters, 1990
Xenolith data indicate extreme geothermal gradients at shallow depth in eastern Australia contrary to results obtained from models based on thermal conduction. Consequently mechanisms involving partial melting accompanied by underplating must be assumed to supply additional heat unrelated to radiogenic profiles. A mid‐crustal heat‐source is required to
openaire   +2 more sources

Evolution of the Lithospheric Mantle beneath the Marsabit Volcanic Field (Northern Kenya): Constraints from Textural, P-T and Geochemical Studies on Xenoliths [PDF]

open access: yes, 2017
Xenoliths hosted by Quaternary basanites and alkali basalts from Marsabit (northern Kenya) represent fragments of Proterozoic lithospheric mantle thinned and chemically modified during rifting in the Mesozoic (Anza Graben) and in the Tertiary-Quaternary (
KAESER, BENJAMIN   +2 more
core  

Mafic and ultramafic xenoliths from volcanic rocks of the western United States [PDF]

open access: bronze, 1985
H. G. Wilshire   +6 more
openalex   +1 more source

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