Geochemistry / Mineralogy is one of more than 16 discipline tags that we use to categorize and aggregate our interdisciplinary information within and across CZOs. Much of our information has been tagged with 2-3 disciplines.
East Peak - Groundwater Depth, Groundwater Temperatures - EP1 and LGW2B wells (2014-2016)
2 components • East Peak • Hydrology, Geochemistry / Mineralogy • Hyojin Kim; Scott Hynek
Luquillo Mountains - Soil Geochemistry - X-ray Florescence (2010)
1 components • Northeastern Puerto Rico and the Luquillo Mountains • Geochemistry / Mineralogy • Nawal, C.; Scatena, F.N.
Northeastern Puerto Rico and the Luquillo Mountain - Soil Survey (2011-2012)
11 components • Northeastern Puerto Rico and the Luquillo Mountains, Bisley • Biogeochemistry, Geochemistry / Mineralogy • Johnson A.J.; Xing Hao
Northeastern Puerto Rico and the Luquillo Mountain - Soil Mineralogy - Mineral content of soils 0-20 cm XRD (2010-2011)
2 components • Northeastern Puerto Rico and the Luquillo Mountains • Geochemistry / Mineralogy • Zhuo Wang
Puerto Rico - GIS/Map Data (1998)
1 components • Northeastern Puerto Rico and the Luquillo Mountains • GIS / Remote Sensing, Geophysics, Geochemistry / Mineralogy • Bawiec, W.J.; USGS
Puerto Rico - GIS/Map Data (1998-2012)
2 components • Northeastern Puerto Rico and the Luquillo Mountains • GIS / Remote Sensing, Geophysics, Geochemistry / Mineralogy • Leon, M.C.
Rio Mameyes and Rio Icacos - Stream Suspended Sediment, Streamflow / Discharge, Stream Water Chemistry (2015)
3 components • Rio Mameyes, Rio Icacos • Hydrology, Water Chemistry, Biogeochemistry, Geochemistry / Mineralogy • Kathryn Clark; Bill McDowell; James Shanley; Nicolas Perdrial; Martha Scholl
Shale Hills, Boulder, Luquillo, JRB-SCM, Calhoun - Soil Geochemistry (2001-2013)
1 components • Susquehanna Shale Hills Critical Zone Observatory, Bisley, Boulder Creek Watershed, Northeastern Puerto Rico and the Luquillo Mountains, Santa Catalina Mountains • Geochemistry / Mineralogy, Biogeochemistry • Niu, Xianzeng; Williams, Jennifer; Brantley, Susan; Miller, Doug; Bills, Brian
Bedrock and Regolith Weathering
Conceptual models of deep CZ structure and function.
Coupling CZ structure and CZ function with observations of the physical and chemical structure.
Coupling CZ structure and CZ function with observations of the physical and chemical structure.
Faster redox fluctuations can lead to higher iron reduction rates in humid forest soils. Barcellos, Diego, K. Taylor Cyle, Aaron Thompson (2018): Biogeochemistry 137 (3): 367-378 Cross-CZO
Influence of pO2 on iron redox cycling and anaerobic organic carbon mineralization in a humid tropical forest soil. Chen, Chunmei, Christof Meile, Jared Wilmoth, Diego Barcellos, and Aaron Thompson (2018): Environmental Science & Technology 52 (14): 7709-7719 Cross-CZO
Examining the Role of Organic Compounds and Secondary Minerals on Ga/Al Fractionation in the Critical Zone. Justin B. Richardson*, Benjamin W. Kumpf, and Louis A. Derry (2018): Abstract 12c:345 presented at 2018 Goldschmidt Meeting, Boston, MA 12-17 August Cross-CZO
Beyond clay: towards an improved set of variables for predicting soil organic matter content. Rasmussen C., Heckman K., Wieder W.R., Keiluweit M., Lawrence C.R., Berhe A.A., Blankinship J.C., Crow S.E., Druhan J.L., Hicks Pries C.E., Marin-Spiotta E., Plante A.F., Schädel C., Schimel J.P., Sierra C.A., Thompson A., Wagai R. (2018): Biogeochemistry 137(3): 297–306 Cross-CZO
Mercury sourcing and sequestration in weathering profiles at six Critical Zone Observatories. Richardson, Justin B., Arnulfo A. Aguirre, Heather L. Buss, A. Toby O'Geen, Xin Gu, Daniella M. Rempe, and Daniel deB. Richter (2018): Global Biogeochemical Cycles, 32(10):1542-1555 Cross-CZO National
Tropical river suspended sediment and solute dynamics in storms during an extreme drought. Clark, K.E., Shanley, J.B., Scholl, M.A., Perdrial, N., Perdrial, J.N., Plante, A.F., McDowell W.H. (2017): Water Resources Research
Rapid iron reduction rates are stimulated by high-amplitude redox fluctuations in a tropical forest soil. Ginn, Brian, Christof Meile, Jared Wilmoth, Yuanzhi Tang, and Aaron Thompson (2017): Environmental Science & Technology 51 (6): 3250-3259
Weathering and erosion of fractured bedrock systems. Lebedeva M.I., Brantley S.L. (2017): Earth Surface Processes and Landforms
Geochemical evolution of the Critical Zone across variable time scales informs concentration-discharge relationships: Jemez River Basin Critical Zone Observatory. McIntosh J.C., Schaumberg C., Perdrial J., Harpold A., Vázquez-Ortega A., Rasmussen C., Vinson D., Zapata-Rios X., Brooks P.D., Meixner T., Pelletier J., Derry L., Chorover J. (2017): Water Resources Research 53(5): 4169–4196 Cross-CZO National
Controls on deep critical zone architecture: a historical review and four testable hypotheses. Riebe, C. S., Hahm, W. J., Brantley, S. L. (2017): Earth Surface Processes and Landforms, 42 (1): 128–156 Cross-CZO National
Soil iron reduction and carbon mineralization in reconstructed aggregates during redox fluctuations. Barcellos D, Silver W, Pett-Ridge J, Thompson A (2016): Goldschmidt - Geochemical Conference. Yokohama, Japan
Beryllium Desorption from Minerals and Organic Ligands Over Time. Boschi, V., Willenbring, J.K. (2016): Chemical Geology
2016 (In Press)
Lithological Influences on Contemporary and Long-Term Regolith Weathering at the Luquillo Critical Zone Observatory. Buss, H.L., Lara Chapela M., Moore, O.W., Kurtz A.C., Schulz, M.S., White A.F. (2016): Geochimica et Cosmochimica Acta
Architecture of the deep critical zone in the Río Icacos watershed (Luquillo Critical Zone Observatory, Puerto Rico) inferred from drilling and ground penetrating radar (GPR). Joe Orlando, Xavier Comas, Scott Hynek, Heather L. Buss, and Sue L. Brantley (2016): Earth Surface Processes and Landforms
Iron reduction and carbon dynamics during redox fluctuations in soil slurries from Luquillo CZO (Puerto Rico). Barcellos D, Silver W, Pett-Ridge J, Thompson A (2015): American Geophysical Union Meeting, San Francisco, California, USA
Iron reduction rates and carbon mineralization in a soil from Puerto Rico. Barcellos D, Wilmoth J, Cycle T, Thompson A (2015): Goldschmidt - Geochemical Conference, Prague, Czech Republic
Spatial variability of African dust in soils in a montane tropical landscape in Puerto Rico. McClintock, M. A., Brocard, G., Willenbring, J., Tamayo, C., Porder, S., & Pett-Ridge, J. C (2015): Chemical Geology
Mechanisms of profile development in the critical zone. Moore, O., Buss, H., Maher, K. (2015): Luquillo CZO Cyber Seminar
Porescale Geochemical Processes, Chapter 10: How porosity increases during incipient weathering of crystalline silicate rocks. Navarre-Sitchler, A., Brantley, S.L. and Rother, G. (2015): Mineralogical Society of America -Geochemical Soc.
Chapter 6 – Soil Geochemistry in the Critical Zone: Influence on Atmosphere, Surface- and Groundwater Composition. Perdrial J., Thompson A., Chorover J. (2015): Developments in Earth Surface Processes 19: 173–201 Cross-CZO
Stable-isotope and solute-chemistry approaches to flow characterization in a forested tropical watershed, Luquillo Mountains, Puerto Rico. Scholl, M.A., Shanley, J.B., Murphy, S.F., Willenbring, J.K., Occhi, M., and González, G. (2015): Appl. Geochem.
Iron dynamics at the Luquillo and Calhoun Critical Zone Observatories: Proposed linkages to C cycling. Thompson, A. (2015): University of Vermont Biogeochemistry Symposium Series Cross-CZO
Linkages between soil Fe reduction rates and the characteristics of redox fluctuations at the Luquillo CZO, Puerto Rico. Barcellos D, Wilmoth J, Thompson A (2014): All Hands Meeting for the Critical Zone Observatories (CZO) network, Merced, California, USA
Redox fluctuations and carbon stabilization in a tropical soil from Puerto Rico. Barcellos D, Wilmoth J, Thompson A (2014): Plant and Soil Graduate Symposium, University of Georgia, Athens, Georgia
Migration of a slow wave of erosion and its effect on nutrient availability in a tropical rainforest: detrital 10Be signature and soil mineralogy, Luquillo CZO, Puerto Rico . Brocard G., Willenbring J., Johnson A., and Scatena F.N. (2014): EGU General Assembly 2014
Age and weathering rate of sediments in small catchments: The role of hillslope erosion. Dosseto A., Buss H.L., Chabaux F. (2014): Geochimica et Cosmochimica Acta
The anatomy of weathering profiles on different lithologies in the tropical forest of northeastern Puerto Rico: from bedrock to clouds. Joseph Orlando (2014): M.S. Thesis. The Pennsylvania State University
Fe II aq–Fe III oxide electron transfer and Fe exchange: effect of organic carbon. Pasakarnis, T., McCormick, M., Parkin, G.F., Thompson A., and Scherer (2014): Environmental Chemistry
GPR and Geophysics . Scott Hynek (2014): All-hands Meeting of the Luquillo Critical Zone Observatory, Luquillo, PR.
Natural Weathering Rates of Silicate Minerals In Drever, JI, ed Surface and Ground Water, Weathering and Soils, Treatise on Geochemistry 2nd Edition. White A.F., Buss H.L (2014): Elsevier
Using Hydrogeophysical Methods to Understand the Spatial Distribution of the Bedrock-regolith Interface in the Rio Icacos Watershed (Luquillo Critical Zone Observatory, Puerto Rico). Xavier Comas, William Wright, Scott Hynek, Joe Orlando, Heather Buss, Susan Brantley (2014): AGU Fall Meeting. San Fransisco, CA
The Architecture of Deep Weathering at Two CZOs: Groundwater, Regolith, and Solutes at Susquehanna Shale Hills and Luquillo Experimental Forest . HYNEK, Scott A., ORLANDO, Joseph J., SULLIVAN, Pamela, and BRANTLEY, Susan L. (2013): GSA Annual Meeting Cross-CZO
Quantifying effects of deep and near-surface chemical erosion on cosmogenic nuclide buildup in soils, saprolite and sediment . Riebe, C.S., Granger D. E. (2013): Earth Surface Processes and Landforms. Cross-CZO
Fractionation of yttrium and holmium during basaltic soil weathering. Thompson A., Amistadi M.K., Chadwick O.A., Chorover J. (2013): Geochimica et Cosmochimica Acta 119: 18–30 Cross-CZO
Rapid regolith formation over volcanic bedrock and implications for landscape evolution. Dosseto, A., Buss, H.L., Suresh, P.O. (2012): Earth and Planetary Science Letters
Investigating the complex interface where bedrock transforms to regolith. Brantley, S. L., Buss, H., Lebedeva, M., Fletcher R.C., Ma L. (2011): Applied Geochemistry. Vol 26. S12-S15. Cross-CZO
Geochemical Model of Redox Reactions in a Tropical Rain Forest Stream Riparian Zone: DOC Oxidation, Respiration and Denitrification. Jiménez R.A., (2011): Master's Capstone and Thesis. University of Pennsylvania
Strong climate and tectonic control on plagioclase weathering in granitic terrain. Rasmussen C., Brantley S., Richter D.D., Blum A., Dixon J., and White A.F. (2011): Earth and Planetary Science Letters, 301(3-4): 521-530, Cross-CZO
Mineralogy of Soils Overlying the Two Main Geologic Provinces of the El Yunque National Forest, Puerto Rico. Wang, Z. (2011): University of Pennsylvania
phosphorus cycling in deep saprolite, Luquillo Mountains, Puerto Rico. Buss H.L., Mathur R., White A.F., and Brantley S.L. (2010): Chemical Geology
Mineral-specific chemical weathering rates over millennial timescales: Measurements at Rio Icacos, Puerto Rico. Ferrier, K. L., Kirchner, J. W., Riebe, C. S. & Finkel, R. C. (2010): Chemical Geology 277:101-114 Cross-CZO
Mineral-specific chemical weathering rates over millennial timescales: Measurements at Rio Icacos, Puerto Rico. Ferrier, KL; Kirchner, JW; Riebe, CS; Finkel, RC. (2010): Chemical Geology 277(1): 101-114 Cross-CZO
Halloysite Nanotubes and Bacteria at the Saprolite–Bedrock Interface, Rio Icacos Watershed, Puerto Rico. Minyard, M.L., M.A. Bruns, C.E. Martinez, L.J. Liermann, Buss, H.L., S.L. Brantley. (2010): Soil Science Society of America Journal
08 Feb 2017 - The Winter 2017 issue of UGA Graduate features an in-depth article about cross-CZO grad student Diego Barcellos
01 Jul 2016 - Using Puerto Rico's Luquillo Mountains as a case study, scientists use the region's geological history to study how knickpoints—areas...
16 Apr 2014 - Fluxes of organic and inorganic matter between land and the coastal ocean are important components of global biogeochemical cycles, including the...
27 Nov 2013 - For more information and to register please visit the workshops webpage http://www.gwb.com/Philadelphia2014.php The workshops will be presented by...
16 May 2013 - Job Title: Section Head, Surface Earth Processes Section Agency: National Science Foundation Job Announcement Number: ...
Age and weathering rate of sediments in small catchments: the role of hillslope erosion
Moscone West 2007.
The Geochemist's workbench Philadelphia 2014 workshop: Reactive Transport Modeling
The University of Pennsylvania: Room 360 Hayden Hall.