Rich April's Geology Research

Critical Zone Research
Frisch, Lauren*, April, Richard H., and Keller, Dianne M., Adirondack Till to Soil: Geochemistry and Mineral Transformations. Northeastern Section of the Geological Society of America - 47th Annual Meeting (18–20 March 2012) Lemon, Sarah*, April, Richard H., and Keller, Dianne M., Chemical Weathering and Mineral Transformations in a Small Watershed in Central New York. Northeastern Section of the Geological Society of America - 47th Annual Meeting (18–20 March 2012)		Click image for CZEN website
R.H. April, S. Lemon* & D. Keller, Shale to soil: Geochemistry and clay mineral transformations. Mineralogical Magazine, 2011, Volume 75, Issue 3. Goldschmidt 2011. S. MacDonald*, R.H. April and D.M. Keller. Clay mineral weathering in shales and soils in the critical zone. Special edition of Geochimica et Cosmochimica Acta, Volume 74, Issue 11 Supplement 1 (A652), June 2010. Seghan MacDonald '10 (Summer Research 2008) Organic carbon and mineral weathering in Devonian shales Rasmussen, C., Williams J.Z., Brantley, S., Richter, D., White A., & April, R., 2009, Climatic controls of regolith weathering and mass flux in granitic terrain – a synthesis of Critical Zone network data, Special Issue of Geohimica et Cosmochimica Acta, Volume 73, Number 13S (A1074). (Presented at the Goldschmidt Conference, Davos, Switzerland)

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Acid Rain Research in the Adirondacks 

Lauren Idleman '10 (Summer Research 2008) Base cation depletion and mineral weathering in Adirondack soils

R.H. April and A.L. Coplin, 2008 , The isotopic composition of organic carbon in Adirondack Spodosols. Special Issue of Geochimica et Cosmochimica Acta, Volume 72, Number 12S. (Presented at the Goldschmidt Conference, Vancouver, B.C.)

Gina Fallas '08 (Summer Research 2007)
Ca-depletion and chemical weathering in Adirondack forested ecosystems

Kate van den Heever '09 (Summer Research 2007)
Effects of acid rain on calcium depletion in Adirondack forested ecosystems

Erin Bergman '08 (Summer Research 2006)
Effects of acid rain on Adirondack soil chemistry and forest ecosystems

Alexis Coplin '07 (Summer Research 2006)
Organic matter decomposition and carbon isotopes in Adirondack spodosols

Kari Gertz '08 (Summer Research 2006)
Comparison of cation exchange capacity of archived & present day Adirondack soils

Michael Tone '07 (Summer Research 2006)
Effects of acid rain on Adirondack soil chemistry and forest ecosystems

Alexis Coplin, '07 (Summer Research 2005)
The Effect of Watershed Liming on the CEC of Adirondack Soils

Martha Relyea, '06 (Summer Research 2005)
Calcium Depletion in Adirondack Rorests Affected by Acid Deposition and its Effect on Aquatic and Terrestrial Food Chains

April, R. H., Keller, D. M. and Driscoll, C., 2004, Smectite in Spodosols from the Adirondack Mountains of New York. Clay Minerals, v. 39: 99-113. 

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Australia

April, R.H, Rampe, E., Kaplan, J., and Carr, P.F. 2007. Burial and contact metamorphism in the late Permian Broughton formation, Sydney Basin, NSW, Australia. In Proceedings of the 12th International Symposium on Water-Rock Interaction, Bullen, T.D. and Wang, Y. eds., v.1, 53-56. (Above paper also printed in abstract form and presented by R. April at the 12th International Symposium on Water-Rock Interaction, Kunming, China, July 31-August 5, 2007.) ABSTRACT

Linda Chernak '05, (Honors)
Mineralogy and Geochemistry of Late Permian Basalt Breccias, Sydney Basin, Australia

Elizabeth Rampe '05, (Honors)
Hydrothermal Alteration of the Clay-sized Fraction in the Westley Park and Kiama Sandstones (Permian), NSW, Australia
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Jason Kaplan '06 (Summer Research 2005)
Contact Aureoles in the Kiama and Westley Park Sandstones: NSW Australia

Linda Chernak '05 (Summer Research 2004)
A Study of the Mineralogy of Breccias in the South Sydney Basin

Elizabeth Rampe '05 (Summer Research 2004)
Contact Metamorphism in Permian Shallow Marine Sandstone Underlying Permian Basalt Flows in the Southern Sydney Basin, Australia

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Sweden

Stevens, R., April, R.H., and Wedel, P., 1987, Sediment color and weathered preglacial sources of Quaternary clays, southwestern Sweden: Geologiska Foreningens i Stockholm Forhandlingar (Journal of the Geol. Soc. of Sweden), v. 109, 241-253.