Skip Nav Destination
Issues
Volume 17, Number 2
1 April 2021
EISSN 1553-040X
In this Issue
THEMED ISSUE: Different Personalities of Granites and Rhyolites: Silicic Magmas from the Lower Crust to the Surface
Feldspar recycling across magma mush bodies during the voluminous Half Dome and Cathedral Peak stages of the Tuolumne intrusive complex, Yosemite National Park, California, USA
Louis F. Oppenheim; Valbone Memeti; Calvin G. Barnes; Melissa Chambers; Joachim Krause; Rosario Esposito
Geosphere January 21, 2021, Vol.17, 322-351. doi:https://doi.org/10.1130/GES02286.1
A tale of five enclaves: Mineral perspectives on origins of mafic enclaves in the Tuolumne Intrusive Complex
Geosphere February 05, 2021, Vol.17, 352-374. doi:https://doi.org/10.1130/GES02233.1
THEMED ISSUE: Tectonic, Sedimentary, Volcanic, and Fluid Flow Processes along the Queen Charlotte–Fairweather Fault System and Surrounding Continental Margin
Late Quaternary sea level, isostatic response, and sediment dispersal along the Queen Charlotte fault
Geosphere January 19, 2021, Vol.17, 375-388. doi:https://doi.org/10.1130/GES02311.1
THEMED ISSUE: Subduction Top to Bottom 2
Along-strike variations in protothrust zone characteristics at the Nankai Trough subduction margin
Geosphere February 05, 2021, Vol.17, 389-408. doi:https://doi.org/10.1130/GES02305.1
THEMED ISSUE: CRevolution 2: Origin and Evolution of the Colorado River System II
Detrital sanidine 40Ar/39Ar dating confirms <2 Ma age of Crooked Ridge paleoriver and subsequent deep denudation of the southwestern Colorado Plateau
Matthew T. Heizler; Karl E. Karlstrom; Micael Albonico; Richard Hereford; L. Sue Beard; Steven M. Cather; Laurie J. Crossey; Kurt E. Sundell
Geosphere February 25, 2021, Vol.17, 438-454. doi:https://doi.org/10.1130/GES02319.1
Current Issue Articles
Influence of pre-existing structure on pluton emplacement and geomorphology: The Merrimac plutons, northern Sierra Nevada, California, USA
Geosphere January 19, 2021, Vol.17, 455-478. doi:https://doi.org/10.1130/GES02281.1
Reconstructing drainage pathways in the North Atlantic during the Triassic utilizing heavy minerals, mineral chemistry, and detrital zircon geochronology
Geosphere February 25, 2021, Vol.17, 479-500. doi:https://doi.org/10.1130/GES02277.1
The Permian Monos Formation: Stratigraphic and detrital zircon evidence for Permian Cordilleran arc development along the southwestern margin of Laurentia (northwestern Sonora, Mexico)
Stephen C. Dobbs; Nancy R. Riggs; Kathleen M. Marsaglia; Carlos M. González-León; M. Robinson Cecil; M. Elliot Smith
Geosphere February 25, 2021, Vol.17, 520-537. doi:https://doi.org/10.1130/GES02320.1
Detrital zircon petrochronology of central Australia, and implications for the secular record of zircon trace element composition
Geosphere February 05, 2021, Vol.17, 538-560. doi:https://doi.org/10.1130/GES02300.1
Suprasubduction zone ophiolite fragments in the central Appalachian orogen: Evidence for mantle and Moho in the Baltimore Mafic Complex (Maryland, USA)
George L. Guice; Michael R. Ackerson; Robert M. Holder; Freya R. George; Joseph F. Browning-Hanson; Jerry L. Burgess; Dionysis I. Foustoukos; Naomi A. Becker; Wendy R. Nelson; Daniel R. Viete
Geosphere February 05, 2021, Vol.17, 561-581. doi:https://doi.org/10.1130/GES02289.1
Protolith affiliation and tectonometamorphic evolution of the Gurla Mandhata core complex, NW Nepal Himalaya
Geosphere March 08, 2021, Vol.17, 626-646. doi:https://doi.org/10.1130/GES02326.1
From Ordovician nascent to early Permian mature arc in the southern Altaids: Insights from the Kalatage inlier in the Eastern Tianshan, NW China
Qigui Mao; Jingbin Wang; Wenjiao Xiao; Brian F. Windley; Karel Schulmann; Songjian Ao; Mingjing Yu; Ji’en Zhang; Tonghui Fang
Geosphere February 05, 2021, Vol.17, 647-683. doi:https://doi.org/10.1130/GES02232.1
-
Cover Image
Cover Image
![issue cover]()
CAPTION: The Roter Kamm crater in the Namib Desert (southern Africa) can be seen in this image acquired 20 March 2020. The crater is ∼130 m deep, 2.5 km in diameter, and was created by a meteorite ∼5 million years ago.
CREDIT: Astronaut photograph ISS062-E-103112 provided by ISS Crew Earth Observations Facility and Earth Science and Remote Sensing Unit, Johnson Space Center (https://eol.jsc.nasa.gov/).
- PDF Icon PDF LinkTable of Contents
