Publications.
*denotes student author/lead study
In the pipeline
2020
Johnson, Benjamin W. and Wing, Boswell. 2020. Limited Archaean continental emergence reflected in an Early Archaean 18)-enriched ocean. Nature Geoscience. 13. 243-248. Link
2018
Johnson, Benjamin W. and Goldblatt, Colin. 2018. EarthN: A new Earth System Nitrogen Model. Geochemistry, Geophysics, Geosystems. 1-27. ArXiV, PDF, Link
2017
Johnson, Benjamin W., Poulton, Simon F., and Goldblatt, Colin. 2017. Marine oxygen production and open water supported an active nitrogen cycle during the Marinoan Snowball Earth. Nature Communications. 8:1316 PDF Link
Johnson, Benjamin W. and Goldblatt, Colin. 2017. A secular increase in continental crust nitrogen during the Precambrian. Geochemical Perspectives Letters, 4:24-28. PDF Link
Johnson, Benjamin W., *Drage, Natashia, Spence, Jody, *Hanson, Nova, El-Sabaawi, Rana, and Goldblatt, Colin. 2017. Measurement of geologic N using mass spectrometry, colourimetry, and a newly adapted fluorometry technique. Solid Earth, 8(2):307– 318. PDF Link
2016
Hoffman, P. F., Bellefroid, E. J., Hodgin, E., Hodgkiss, M., Johnson, Benjamin W., and Lobiance, S. (2016). Sedimentary depocenters on Snowball Earth: case studies from the Sturtian Chuos Formation in nothern Namibia. Geosphere. 13(3), 811-837. PDF Link
Stüeken, E., Kipp, M., Koehler, M., Schwieterman, E., Johnson, Benjamin W, and Buick, R. (2016). Modeling pN2 through geologic time: Implications for atmospheric biosignatures. Astrobiology, 16(12), 949-963. PDF Link
Hoffman, Paul F.; Bellefroid, Eric; Crockford, Peter, de Moor, Alex; Halverson, Galen; Hodgin, Blake; Hodgskiss, Malcolm; Holtzman, Ben; Jasechko, G.; Johnson, Benjamin W., and Lamothe, Kelsey. 2016. A misfit Cryogenian diamictite in the Vrede domes, Northern Damara Zone, Namibia:Chuos (Sturtian) or Ghaub (Marinoan) Formation? Moraine or Palaeovalley? Communications - Geological Survey of Namibia, 17, 1-16. PDF Link
Hoffman, Paul F.; Bellegroid, Eric J.; Johnson, Benjamin W.; Hodgskiss, Malcolm S.W.; Schrag, Daniel P. and Halverson, Galen P. 2016. Early extensional detachments in a contractional orogen: coherent, map-scale, submarine slides (mass transport complexes) on the outer slope of an Ediacaran collisional foredeep, eastern Kaoko belt, Namibia. Canadian Journal of Earth Sciences. 53, 1-13. PDF Link
2015
Johnson, Benjamin W. and Goldblatt, Colin. 2015. The Nitrogen Budget of Earth. Earth Science Reviews, 148, 150-173 PDF Link
2012
Schauer, Andrew J.; Kunasek, Shelley A.; Sofen, Eric D.; Erbland; Joseph, Savarino, Joel; Johnson, Ben W., Amos, Helen M.; Shaheen, Robina; Abaunza, Mariana; Jackson, Terri L.; Thiemens, Mark H. and Alexander, Becky. 2012. Oxygen isotope exchange with quartz during pyrolosis of silver sulfate and silver nitrate. Rapid Communications in Mass Spectrometry, 26, 2151-2157. PDF
*denotes student author/lead study
In the pipeline
- Meteoric water oxygen isotopes archived in caldera-driven hydrothermal systems record 2-3 km Miocene uplift of the San Juan Mountains, Colorado USA
- Multiple redox-proxies and N-isotope measurements from Marinoan sediments indicate oxygenated water during Snowball Earth
- Zircon geochronology of Mesoarchean diamictites from Montana
- *Apatite and zircon thermochronology of Archean granites from the Pilbara Craton, Australia
2020
Johnson, Benjamin W. and Wing, Boswell. 2020. Limited Archaean continental emergence reflected in an Early Archaean 18)-enriched ocean. Nature Geoscience. 13. 243-248. Link
2018
Johnson, Benjamin W. and Goldblatt, Colin. 2018. EarthN: A new Earth System Nitrogen Model. Geochemistry, Geophysics, Geosystems. 1-27. ArXiV, PDF, Link
2017
Johnson, Benjamin W., Poulton, Simon F., and Goldblatt, Colin. 2017. Marine oxygen production and open water supported an active nitrogen cycle during the Marinoan Snowball Earth. Nature Communications. 8:1316 PDF Link
Johnson, Benjamin W. and Goldblatt, Colin. 2017. A secular increase in continental crust nitrogen during the Precambrian. Geochemical Perspectives Letters, 4:24-28. PDF Link
Johnson, Benjamin W., *Drage, Natashia, Spence, Jody, *Hanson, Nova, El-Sabaawi, Rana, and Goldblatt, Colin. 2017. Measurement of geologic N using mass spectrometry, colourimetry, and a newly adapted fluorometry technique. Solid Earth, 8(2):307– 318. PDF Link
2016
Hoffman, P. F., Bellefroid, E. J., Hodgin, E., Hodgkiss, M., Johnson, Benjamin W., and Lobiance, S. (2016). Sedimentary depocenters on Snowball Earth: case studies from the Sturtian Chuos Formation in nothern Namibia. Geosphere. 13(3), 811-837. PDF Link
Stüeken, E., Kipp, M., Koehler, M., Schwieterman, E., Johnson, Benjamin W, and Buick, R. (2016). Modeling pN2 through geologic time: Implications for atmospheric biosignatures. Astrobiology, 16(12), 949-963. PDF Link
Hoffman, Paul F.; Bellefroid, Eric; Crockford, Peter, de Moor, Alex; Halverson, Galen; Hodgin, Blake; Hodgskiss, Malcolm; Holtzman, Ben; Jasechko, G.; Johnson, Benjamin W., and Lamothe, Kelsey. 2016. A misfit Cryogenian diamictite in the Vrede domes, Northern Damara Zone, Namibia:Chuos (Sturtian) or Ghaub (Marinoan) Formation? Moraine or Palaeovalley? Communications - Geological Survey of Namibia, 17, 1-16. PDF Link
Hoffman, Paul F.; Bellegroid, Eric J.; Johnson, Benjamin W.; Hodgskiss, Malcolm S.W.; Schrag, Daniel P. and Halverson, Galen P. 2016. Early extensional detachments in a contractional orogen: coherent, map-scale, submarine slides (mass transport complexes) on the outer slope of an Ediacaran collisional foredeep, eastern Kaoko belt, Namibia. Canadian Journal of Earth Sciences. 53, 1-13. PDF Link
2015
Johnson, Benjamin W. and Goldblatt, Colin. 2015. The Nitrogen Budget of Earth. Earth Science Reviews, 148, 150-173 PDF Link
2012
Schauer, Andrew J.; Kunasek, Shelley A.; Sofen, Eric D.; Erbland; Joseph, Savarino, Joel; Johnson, Ben W., Amos, Helen M.; Shaheen, Robina; Abaunza, Mariana; Jackson, Terri L.; Thiemens, Mark H. and Alexander, Becky. 2012. Oxygen isotope exchange with quartz during pyrolosis of silver sulfate and silver nitrate. Rapid Communications in Mass Spectrometry, 26, 2151-2157. PDF