Multidisciplinary constraints on the abundance of diamond and eclogite in the cratonic lithosphere
Some seismic models derived from tomographic studies indicate elevated shear‐wave
velocities (≥ 4.7 km/s) around 120–150 km depth in cratonic lithospheric mantle. These …
velocities (≥ 4.7 km/s) around 120–150 km depth in cratonic lithospheric mantle. These …
The structural evolution of the deep continental lithosphere
Continental lithosphere houses the oldest and thickest regions of the Earth's surface. Locked
within this deep and ancient rock record lies invaluable information about the dynamics that …
within this deep and ancient rock record lies invaluable information about the dynamics that …
Davis Strait Paleocene picrites: Products of a plume or plates?
DB Clarke, EK Beutel - Earth-Science Reviews, 2020 - Elsevier
Abstract Voluminous, subaerial, ultra-depleted, 62 Ma, primary picritic lavas lie on conjugate
volcanic margins on both sides of Davis Strait separating Baffin Island and West Greenland …
volcanic margins on both sides of Davis Strait separating Baffin Island and West Greenland …
Seismic imaging of the lithosphere beneath Hudson Bay: Episodic growth of the Laurentian mantle keel
The Hudson Bay basin in northern Canada conceals one of the major collisional zones of
the Canadian Shield, the Trans-Hudson Orogen (THO), which marks the Paleoproterozoic …
the Canadian Shield, the Trans-Hudson Orogen (THO), which marks the Paleoproterozoic …
Formation of cratonic mantle keels by arc accretion: Evidence from S receiver functions
Delineating mantle interfaces can provide important clues for understanding the formation of
continents. We use S‐wave receiver functions to investigate lithospheric structure along a …
continents. We use S‐wave receiver functions to investigate lithospheric structure along a …
Lithospheric architecture beneath H udson B ay
RW Porritt, MS Miller… - Geochemistry, Geophysics …, 2015 - Wiley Online Library
Hudson Bay overlies some of the thickest Precambrian lithosphere on Earth, whose internal
structures contain important clues to the earliest workings of plate formation. The terminal …
structures contain important clues to the earliest workings of plate formation. The terminal …
The nature and thickness of lithosphere beneath the Archean Dharwar Craton, southern India: A magnetotelluric model
K Naganjaneyulu, M Santosh - Journal of Asian Earth Sciences, 2012 - Elsevier
The Dharwar Craton in the southern Indian shield region occupies a key position in
reconstructions of the earliest supercontinent “Ur” as well as in the global Neoarchean …
reconstructions of the earliest supercontinent “Ur” as well as in the global Neoarchean …
NACr14: A 3D model for the crustal structure of the North American Continent
Based on the large number of crustal seismic experiments carried out in the last decades we
create NACr14, a 3D crustal model of the North American continent at a resolution of 1°× 1° …
create NACr14, a 3D crustal model of the North American continent at a resolution of 1°× 1° …
Magmatic rifting in the Main Ethiopian Rift began in thick continental lithosphere; the case of the Galema Range
Abstract The northern Main Ethiopian Rift (MER) in East Africa is considered a region of
incipient oceanic spreading, with Miocene border faulting now largely abandoned at the …
incipient oceanic spreading, with Miocene border faulting now largely abandoned at the …
Biosignatures associated with organic matter in late Paleoproterozoic stromatolitic dolomite and implications for Martian carbonates
A Goodwin, D Papineau - Astrobiology, 2022 - liebertpub.com
The documentation of biosignatures in Precambrian rocks is an important requirement in the
search for evidence of life on other ancient planetary surfaces. Three major kinds of …
search for evidence of life on other ancient planetary surfaces. Three major kinds of …