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Mussentuchit Wash Sill

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Journal Article

Alkaline sill intrusions in sedimentary basins: emplacement of the Mussentuchit Wash Sill in San Rafael Swell, Utah

Martin Kjenes, Christian Haug Eide, Nick Schofield, Lauren Chedburn
Published: 21 October 2022
Journal of the Geological Society (2023) 180 (1): jgs2021-139.
DOI: https://doi.org/10.1144/jgs2021-139
... aerial vehicle and outcrop datasets from a world-class 1.3 km long, 30 m high 3D exposure of a 12 m thick alkaline trachybasalt sill in Mussentuchit Wash, San Rafael Swell, Utah. The sill intruded into Jurassic, dominantly sandy, sedimentary rocks. Results of this study show that the propagation...
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Overview of the <span class="search-highlight">Mussentuchit</span> <span class="search-highlight">Wash</span> <span class="search-highlight">Sill</span> dataset. Map-view of the meandering ...

Overview of the Mussentuchit Wash Sill dataset. Map-view of the meandering ...

Published: 21 October 2022
Fig. 3. Overview of the Mussentuchit Wash Sill dataset. Map-view of the meandering river valley cutting through the Mussentuchit Wash Sill. The north and south valley of the river channel are separated ( a , b ). A generalized magmatic log was also collected from the dataset ( c
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The various textures found within the <span class="search-highlight">Mussentuchit</span> <span class="search-highlight">Wash</span> <span class="search-highlight">Sill</span>. ( a ) A broke...

The various textures found within the Mussentuchit Wash Sill. ( a ) A broke...

Published: 21 October 2022
Fig. 4. The various textures found within the Mussentuchit Wash Sill. ( a ) A broken bridge, with schematic illustration highlighting the different textures enclosing the bridge. Syenite veins deviate and become transgressive parallel to the sill. The photograph was taken parallel to the magma
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Overview of the <span class="search-highlight">Mussentuchit</span> <span class="search-highlight">Wash</span> <span class="search-highlight">Sill</span> igneous layers. ( a ) UAV photograph...

Overview of the Mussentuchit Wash Sill igneous layers. ( a ) UAV photograph...

Published: 21 October 2022
Fig. 5. Overview of the Mussentuchit Wash Sill igneous layers. ( a ) UAV photograph and schematic illustration showing the entire sill. The sill has a slightly undulating morphology. ( b ) Chilled margin and contact between sill and host rock. ( c ) Syenite veins of the Lower Layer. These syenite
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Generalized overview of the syenites of <span class="search-highlight">Mussentuchit</span> <span class="search-highlight">Wash</span> <span class="search-highlight">Sill</span>. The syenite...

Generalized overview of the syenites of Mussentuchit Wash Sill. The syenite...

Published: 21 October 2022
Fig. 6. Generalized overview of the syenites of Mussentuchit Wash Sill. The syenites occur in different thicknesses, ranging from a few millimetres to several metres. Syenites are easily distinguished based on their light grey colour ( a , b ) and easily distinguishable minerals ( c
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Schematic illustration showing the emplacement of the <span class="search-highlight">Mussentuchit</span> <span class="search-highlight">Wash</span> Sil...

Schematic illustration showing the emplacement of the Mussentuchit Wash Sil...

Published: 21 October 2022
Fig. 11. Schematic illustration showing the emplacement of the Mussentuchit Wash Sill. ( a ) Stage 1, magma propagates as a series of offsets along bedding of the host rock. ( b ) Stage 2, individual magma splays propagate further and overlapping bodies form. ( c ) Stage 3, the magmatic bodies
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Geological map of the San Rafael Swell and corresponding cross-section. The...

Geological map of the San Rafael Swell and corresponding cross-section. The...

Published: 21 October 2022
Mussentuchit Wash Sill. The San Rafael Swell is mainly composed of Jurassic sandstones (various shades of green), Quaternary deposits (Qd; yellow) and igneous intrusions, such as dykes and sills (red). Cross-section of selected line from the map. This transect shows the main lithologies of San Rafael Swell
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Photographs and schematic illustrations gathered from opposite valley sides...

Photographs and schematic illustrations gathered from opposite valley sides...

Published: 21 October 2022
) was taken from the south valley side of Mussentuchit Wash. The pink line shows where the bridge was originally connected; this is completely eroded today. All photographs were taken perpendicular to the primary propagation direction of the sill. (a) The north valley bridge, with schematic illustration
Journal Article

The mid-Cretaceous Peninsular Ranges orogeny: a new slant on Cordilleran tectonics? III: the orogenic foredeep

Robert S. Hildebrand, Janok P. Bhattacharya, Joseph B. Whalen
Published: 27 September 2022
Canadian Journal of Earth Sciences (2023) 60 (2): 214–262.
DOI: https://doi.org/10.1139/cjes-2022-0089
... , P. , Burge , D. , and Thayn , D. 2007 . A multidisciplinary study of the Lower Cretaceous Cedar Mountain Formation, Mussentuchit Wash, Utah: a determination of the paleoenvironment and paleoecology of the Eolambia caroljonesa dinosaur quarry . Cretaceous Research , 28 : 461 – 494...
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New data on the microvertebrate fauna from the Upper Jurassic or lowest Cretaceous of Ksar Metlili (Anoual Syncline, eastern Morocco)

Maxime Lasseron, Ronan Allain, Emmanuel Gheerbrant, Hamid Haddoumi, Nour-Eddine Jalil, Grégoire Métais, Jean-Claude Rage, Romain Vullo, Samir Zouhri
Published: 20 September 2019
Geological Magazine (2020) 157 (3): 367–392.
DOI: https://doi.org/10.1017/S0016756819000761
... of sediments were sampled for screen-washing ( Figs 2 , 3 ) from several new loci of the Ksar Metlili locality. We describe here this new Ksar Metlili collection as well as that of the 1980s. Fig. 2. Geographic and geological settings of the Anoual Syncline. (a) Location of the study area and (b...
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