Results 11 to 20 of about 68,782 (195)

The Osmium Isotope Signature of Phanerozoic Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 229-246., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Alexander J. Dickson   +2 more
wiley  

+12 more sources

Collaboration: Poetry, Counselling and Psychology [PDF]

open access: yes, 2019
This article gives advice about how writers can collaborate with counsellors and psychologists. 8 counsellors and psychologists were paired with 8 poets at a special event at the University of Central Lancashire in May 2019. The poets wrote new poems for
Reddick, Yvonne
core   +6 more sources

High‐Pressure Na‐Ca Carbonates in the Deep Carbon Cycle

open access: yesGeophysical Monograph Series, Page 127-136., 2020

This book is Open Access. A digital copy can be downloaded for free from Wiley Online Library.

Explores the behavior of carbon in minerals, melts, and fluids under extreme conditions

Carbon trapped in diamonds and carbonate-bearing rocks in subduction zones are examples of the continuing exchange of substantial carbon ...
Sergey Rashchenko   +2 more
wiley  

+10 more sources

'Red Tourmaline' [Poem]

open access: yes
Magma 88: Underworld. 2024. Poetry Journal.
Scott, Richard
core   +5 more sources

Thallium Isotope Fractionation During Magma Degassing: Evidence From Experiments and Kamchatka Arc Lavas

open access: yesGeochemistry, Geophysics, Geosystems, 2021
Thallium (Tl) isotope ratios are an emerging tool that can be used to trace crustal recycling processes in arc lavas and ocean island basalts (OIBs). Thallium is a highly volatile metal that is enriched in volcanic fumaroles, but it is unknown whether ...
Sune G. Nielsen   +6 more
doaj   +1 more source

Halogen Enrichment of Siberian Traps Magmas During Interaction With Evaporites

open access: yesFrontiers in Earth Science, 2021
Volatile emissions to the atmosphere associated with the Siberian Traps eruptions at the Permian-Triassic boundary were sourced from the outgassing of primary magmas and the sedimentary host rocks into which they were intruded. Halogens in volcanic gases
Svetlana Sibik   +6 more
doaj   +1 more source

The trigger mechanism of low-frequency earthquakes on Montserrat. [PDF]

open access: yes, 2006
A careful analysis of low-frequency seismic events on Soufrie`ere Hills volcano, Montserrat, points to a source mechanism that is non-destructive, repetitive, and has a stationary source location.
Dingwell, Donald B   +5 more
core   +3 more sources

Substitutional effects of In by Cu in CeIn2

open access: yesEPJ Web of Conferences, 2014
We have investigated the evolution of the magnetic properties on the Ce(In1−x Cux)2 (0< x ≤ 0.3) series of alloys. The orthorhombic structure of the CeIn2 alloy(Imma)changes into the hexagonal AlB2-type (P6/mmm)for x = 0.05 and, then, into the hexagonal ...
Rojas D. P.   +2 more
doaj   +1 more source

Composición química (elementos mayores) de los magmas en el Cinturón Volcánico Mexicano

open access: yesGeofísica Internacional, 1987
Se presenta una recopilación de 1797 análisis geoquímicos de elementos mayores sobre las rocas ígneas del Cinturón Volcánico Mexicano (CVM). Se analiza el significado geológico de estos datos geoquímicos mediante una serie de histogramas y diagramas ...
V. H. Aguilar y Vargas, S. P. Verma
doaj   +1 more source

The origin of Proterozoic massif-type anorthosites: Evidence from interactions between crustal xenoliths and basaltic magma [PDF]

open access: yes, 1999
Plagioclase-rich reaction zones occur around numerous aluminous crustal xenoliths within a suite of Palaeogene sub-volcanic basic sheets on the Isle of Mull, NW Scotland.
Preston, R.J.   +2 more
core   +4 more sources

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