Mark E. Stelten
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View article: RETRACTED: Petrogenesis and duration of a protracted mafic eruptive event in the northern Harrat Rahat volcanic field, Kingdom of Saudi Arabia
RETRACTED: Petrogenesis and duration of a protracted mafic eruptive event in the northern Harrat Rahat volcanic field, Kingdom of Saudi Arabia Open
The authors have requested that this preprint be removed from Research Square.
View article: A far-traveled basalt lava flow in north-central Oregon, USA
A far-traveled basalt lava flow in north-central Oregon, USA Open
Widely separated basalt lava-flow outcrops in north-central Oregon, USA, expose products of a single eruptive episode. A Pliocene lava flow, here informally termed the Tetherow basalt, issued from vents near Redmond, in the Deschutes basin…
View article: Evolution of Miocene normal and dextral faulting in the lower Colorado River region near Blythe, California, USA
Evolution of Miocene normal and dextral faulting in the lower Colorado River region near Blythe, California, USA Open
The evolution of strain in nascent continental plate boundaries commonly involves distributed deformation and transitions between different styles of deformation as the plate boundary matures. Distributed NW-striking faults, many with km-s…
View article: Lava flow emplacement in Harrat Rahat with implications for eruptions in mafic volcanic fields
Lava flow emplacement in Harrat Rahat with implications for eruptions in mafic volcanic fields Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025Contact Pubs Warehouse Mafic volcanic fields are widespread, but f…
View article: Eruptive history of northern Harrat Rahat—Volume, timing, and composition of volcanism over the past 1.2 million years
Eruptive history of northern Harrat Rahat—Volume, timing, and composition of volcanism over the past 1.2 million years Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025Contact Pubs Warehouse Harrat Rahat, one of several large, basalt-…
View article: Eruptive history within the vicinity of Al Madīnah in northern Harrat Rahat, Kingdom of Saudi Arabia
Eruptive history within the vicinity of Al Madīnah in northern Harrat Rahat, Kingdom of Saudi Arabia Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025Contact Pubs Warehouse The northernmost part of the Harrat Rahat v…
View article: The duration and characteristics of magmatic differentiation from basalt to trachyte within the Matan volcanic center, northern Harrat Rahat, Kingdom of Saudi Arabia
The duration and characteristics of magmatic differentiation from basalt to trachyte within the Matan volcanic center, northern Harrat Rahat, Kingdom of Saudi Arabia Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025Contact Pubs Warehouse A fundamental goal of igneous petrology is …
View article: Paleomagnetism of the Harrat Rahat volcanic field, Kingdom of Saudi Arabia—Geologic unit correlations and geomagnetic cryptochron identifications
Paleomagnetism of the Harrat Rahat volcanic field, Kingdom of Saudi Arabia—Geologic unit correlations and geomagnetic cryptochron identifications Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025 Paleomagnetic rock samples were collected from 173 drill sites in…
View article: Mantle origin and crustal differentiation of basalts and hawaiites of northern Harrat Rahat, Kingdom of Saudi Arabia
Mantle origin and crustal differentiation of basalts and hawaiites of northern Harrat Rahat, Kingdom of Saudi Arabia Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025 Quaternary volcanic rocks of northern Harrat Rahat, Kingdom of Sa…
View article: Explosive trachyte eruptions from the Al Efairia volcanic center in northern Harrat Rahat, Kingdom of Saudi Arabia
Explosive trachyte eruptions from the Al Efairia volcanic center in northern Harrat Rahat, Kingdom of Saudi Arabia Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025 Harrat Rahat is an alkali basalt, continental, intraplate volcani…
View article: Isotopic and geochemical evidence for the source of volcanism at Harrat Rahat, Kingdom of Saudi Arabia
Isotopic and geochemical evidence for the source of volcanism at Harrat Rahat, Kingdom of Saudi Arabia Open
First posted December 29, 2023 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025 Pleistocene and Holocene basalts, hawaiites, mugearites, benmorei…
View article: Interpreting and reporting 40Ar/39Ar geochronologic data
Interpreting and reporting 40Ar/39Ar geochronologic data Open
The 40Ar/39Ar dating method is among the most versatile of geochronometers, having the potential to date a broad variety of K-bearing materials spanning from the time of Earth’s formation into the historical realm. Measurements using moder…
View article: Coexisting Discrete Bodies of Rhyolite and Punctuated Volcanism Characterize Yellowstone's Post‐Lava Creek Tuff Caldera Evolution
Coexisting Discrete Bodies of Rhyolite and Punctuated Volcanism Characterize Yellowstone's Post‐Lava Creek Tuff Caldera Evolution Open
Ion‐microprobe 206 Pb/ 238 U geochronology and trace element geochemistry of the unpolished rims and sectioned interiors of zircons from Yellowstone caldera's oldest post‐caldera lavas provide insight into the magmatic system during the pr…
View article: Geologic map of the northern Harrat Rahat volcanic field, Kingdom of Saudi Arabia
Geologic map of the northern Harrat Rahat volcanic field, Kingdom of Saudi Arabia Open
First posted January 2, 2020 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025 Harrat Rahat, in the west-central part of the Kingdom of Saudi Arab…
View article: Volcanic history of the northernmost part of the Harrat Rahat volcanic field, Saudi Arabia
Volcanic history of the northernmost part of the Harrat Rahat volcanic field, Saudi Arabia Open
We present a detailed geologic investigation of Pleistocene to Holocene mafic volcanism within the northernmost part of the Harrat Rahat volcanic field, proximal to the city of Al-Madinah, Saudi Arabia. Our study area covers ∼570 km2, and …
View article: The role of mantle‐derived magmas in the isotopic evolution of <scp>Y</scp>ellowstone's magmatic system
The role of mantle‐derived magmas in the isotopic evolution of <span>Y</span>ellowstone's magmatic system Open
Injection of mantle‐derived magmas into the Earth's crust provides the heat necessary to develop and maintain large silicic magmatic systems. However, the role of mantle‐derived magmas in controlling the compositional evolution of large si…
View article: A field trip guide to the petrology of Quaternary volcanism on the Yellowstone Plateau
A field trip guide to the petrology of Quaternary volcanism on the Yellowstone Plateau Open
First posted December 19, 2017 For additional information, contact: Volcano Science Center - Menlo ParkU.S. Geological Survey345 Middlefield Road, MS 910Menlo Park, CA 94025 The Yellowstone Plateau is one of the largest manifestations of s…