Gammons C.H., Duaime T.E., Parker S.R., Poulson S.R., Kennelly P. (2010) “Geochemistry and stable isotope investigation of acid mine drainage associated with abandoned coal mines in central Montana, USA”. Chemical Geology 269, pp. 100-112. 

Gammons C.H., Sotendahl J., and Everett D. (2010) “Secondary enrichment of copper at the Madison Gold skarn deposit, Silver Star district, Montana”.  Northwest Geology, v. 39, pp. 15-24.

Parker S.R., Gammons C.H., Poulson S.R., DeGrandpre M.D., Weyer C.L., Smith M.G., Babcock J.N., Oba Y. (2010) “Diel behavior of stable isotopes of dissolved oxygen and dissolved inorganic carbon in rivers over a range of trophic conditions, and in a mesocosm experiment”. Chemical Geology 269, pp. 22-32.  

Gammons C.H., Duaime T.E., Parker S.R., Poulson S.R., Kennelly P. (2010) “Geochemistry and stable isotope investigation of acid mine drainage associated with abandoned coal mines in central Montana, USA”. Chemical Geology 269, pp. 100-112.

Sotendahl J., Gammons C.H., and Everett D. (2010) “Secondary copper enrichment at the Madison Gold skarn deposit, Silver Star district, Montana”.  Geol. Soc. Amer., Abstr. Prog. 42(5), p. 116. 

Gammons C.H., Brown A. and Poulson S.R. (2010) “Using stable isotopes of sulfate to trace contamination of the Madison Limestone aquifer by acidic coal mine drainage, central Montana”.  Invited. Geol. Soc. Amer., Abstr. Prog. 42(5), p. 202. 

Gammons C.H., Tucci N. (2010) “Influence of copper recovery on the limnology and geochemistry of the Berkeley Pit lake, Butte, Montana”.  Invited. Geol. Soc. Amer., Abstr. Prog. 42(5), p. 386

Nimick, David A., Christopher H. Gammons, and Stephen R. Parker, (2010 online) Diel Biogeochemical Processes and Their Effect on the Aqueous Chemistry of Streams: A Review, Chemical Geology, doi: 10.1016/j.chemgeo.2010.08.017.

Gammons, Christopher H., John N. Babcock, Stephen R. Parker, Simon R. Poulson, (2010 online) Diel cycling and stable isotopes of dissolved oxygen, dissolved inorganic carbon, and nitrogenous species in a stream receiving treated municipal sewage. Chemical Geology, doi: 10.1016/j.chemgeo.2010.07.006.

Parker, S. R., Gammons, C. H., Poulson, S. R., Weyer, C. L., Smith, M. G., Babcock, J. N., Oba, Y., (2010) “Diel behavior of stable isotopes (18-O & 13-C) of dissolved oxygen and dissolved inorganic carbon in Montana, USA rivers, and in a mesocosm experiment”, Chemical Geology, 269, 22-32, doi:10.1016/j.chemgeo.2009.06.016.

Pape B.L. and Gammons C.H. (2009) Calvert Mine pit lake.  Proc. 14th Intermountain Conference on the Environment and 42nd Engineering Geology and Geotechnical Engineering Symp., Pocatello, ID, Nov. 5-6, 7pp.

Gammons C.H., Snyder D.M., and Poulson S.R. (2009) Geochemistry and stable isotopes of the flooded underground mine workings of Butte, Montana. Economic Geology, v. 104, in press.   

Petritz K.M., Gammons C.H., and  Nordwick S. (2009) Evaluation of the potential for beneficial use of contaminated water from a flooded mine shaft in Butte, Montana.  Mine Water and The Environment 28, 264-273.  

Kill Eagle J.L., Gammons C.H., Weight W.D., Babcock J., Jepson W., and Langner H. W. (2009) Results and lessons learned from a continuous tracer injection test in a small mountain stream receiving acid mine drainage.  Mine Water and The Environment 28, 182-193.   

Gammons C.H., Harris L.N., Castro J.M., Cott P.A., and Hanna B.W. (2009) Creating lakes from open pit mines: processes and considerations, with emphasis on northern environments.  Canadian Technical Report of Fisheries and Aquatic Sciences 2826, 106 pp 28. 

Gammons C. H. (2009) Sampling and monitoring of pit lakes. Chapter 7 in Castendyk D.N. and Eary L.E. eds. Mine Pit Lakes: Characteristics, Predictive Modeling, and Sustainability.  Society for Mining, Metallurgy, and Exploration, Littleton, CO, pp. 77-90.

Gammons C. H. (2009) Sub-aqueous oxidation of pyrite in pit lakes.  Chapter 12 in Castendyk D.N. and Eary L.E. eds. Mine Pit Lakes: Characteristics, Predictive Modeling, and Sustainability.  Society for Mining, Metallurgy, and Exploration, Littleton, CO, pp. 137-147.

Williams R.D., Shaw S., Jepson W., Gammons C.H., and Kill Eagle J. (2009) Zortman-Landusky: Challenges in a decade of closure.  Proc. 8th International Conf. on Acid Rock Drainage, Skelleftea, Sweden, June 22-28, 2009, 10 pp.  [http://www.proceedings-stfandicard-2009.com/]

Parker S.R., Smith G., Gammons C.H., Poulson S.R. (2009) Using dissolved oxygen and dissolved inorganic carbon stable isotopes to investigate O2 dynamics in a shallow groundwater system. Eos90(52), 29 December 2009, Fall Meet. Suppl., Abstract B53B-0390.

Smith M.G., Parker S.R., Gammons C.H. (2009) Seasonal and spatial gradients in stable isotopes of dissolved oxygen and dissolved inorganic carbon in a floodplain aquifer.  Geol. Soc. Amer., Abstr. Prog. 41(7), 221. 

Nimick D.A., Gammons C.H., Berkas W.R., Cleasby T.E. (2009) A biological cause for large mid-summer diel streamflow cycles, upper Big Hole River, Montana.  Geol. Soc. Amer., Abstr. Prog. 41(7), 198. 

Gammons C.H., Babcock J.N., Parker S.R., and Poulson S.R. (2009) Diel cycles in the stable isotopic composition of nitrate, ammonia, dissolved oxygen, and dissolved inorganic carbon in a hypereutrophic stream. Geol. Soc. Amer., Abstr. Prog. 41(7), 199. 

Babcock J.N. and Gammons C.H. (2009) Diel cycles of nutrients and metals in a hypereutrophic stream, Silver Bow Creek, Montana. Geol. Soc. Amer., Abstr. Prog. 41(7), 198.

Gammons C. H., Nimick D. A., Parker S.R., Snyder D.M., McCleskey R.B., Amils R., Poulson S.R. (2008) Photoreduction fuels biogeochemical cycling of iron in Spain’s acid rivers. Chemical Geology 252, 202-213. 

Gammons C.H., Parker S.R., Pedrozo F. (2008) The Rio Agrio Basin, Argentina: A natural analog to watersheds affected by acid mine drainage. Mining Engineering 60(4), 74-78.

Gammons, C. H. - Parker S.R., Gammons C.H., Pedrozo F., Wood S.A. (2008) Diel changes in metal concentrations in a geogenically acidic river: Rio Agrio, Argentina.  Journal of Volcanology and Geothermal Research 178, 213-223.  

Gammons C. H. (2008)  Water Chemistry Sampling.  Chapter 7 in Weight, W.D., Hydrogeology Field Manual, 2nd edition, McGraw-Hill, pp. 287-320.

Gammons C. H., Poulson S. R., Snyder D. M. (2008) Biogeochemical processes in flooded underground mine workings of Butte, Montana, USA. Geochimica Cosmochimica Acta 72(12), A291.   

Gammons, C.H. - Parker S.R., Gammons C.H., Poulson S.R. (2008) Diel behavior of stable isotopes of dissolved oxygen and inorganic carbon in rivers.  Geochimica Cosmochimica Acta 72(12), A723.

Gammons, C. H. - Berg R.B., Gammons C. H., and Arehart G. B. (2008) Preliminary oxygen isotope values for Montana sapphires.  Geol. Soc. Amer., Abstr. Prog., vol. 40(6), p. 254.

Gammons, C. H. - Kill Eagle J. and Gammons C.H. (2008) Application of a continuous tracer injection test to investigate acid mine drainage.  Proc. 30th Annual Meeting of the American Indian Science and Engineering Society, San Diego, Oct. 30-Nov. 1, 2008. 

Gammons, C. H. - Babcock J. and Gammons C.H. (2008) Diurnal cycling of nutrients in a hyper-eutrophic stream: Silver Bow Creek, Montana.  Proc. 2008 Montana Water Center Conference, http://www.awra.org/state/montana/pdfs/2008_proceedings_screen.pdf

Gammons C.H., T. M. Grant, D. A. Nimick, S. R. Parker, M. D. DeGrandpre (2007) Diel changes in water chemistry in an arsenic-rich stream and treatment-pond system. Science of the Total Environment 384, 433-451.

Gammons C.H.—Roesler A.J., Gammons C. H., Druschel G.K., Oduro H., and Poulson S.R. (2007) Geochemistry of flooded underground mine workings influenced by bacterial sulfate reduction. Aquatic Geochemistry 13, 211-235.

Gammons C.H.—Yu Y., Zhu Y., Gao Z., Gammons C. H., and Li D. (2007) An experimental study of arsenopyrite oxidation at pH 1.8 to 10.1 and 15 to 45°C. Environmental Science and Technology 41, 6460-6464.

Gammons C. H., Milodragovich L., and Belanger-Woods J. (2007) Influence of diurnal cycles on monitoring of metal concentrations and loads in streams draining abandoned mine lands: an example from High Ore Creek, Montana. Environmental Geology 53, 611-622.

Gammons C.H.—Parker S. R., Gammons C. H., Poulson S. R., and DeGrandpre M. D. (2007) Diel changes in pH, dissolved oxygen, nutrients, trace elements, and the isotopic composition of dissolved inorganic carbon in the upper Clark Fork River, Montana, USA. Applied Geochemistry 22, 1329-1343.

Gammons C.H.—Chapin T., Nimick D. A., Wanty R. B. and Gammons C. H. (2007) Diel cycling of zinc in a stream impacted by acid rock drainage: initial results from a new in-situ Zn analyzer. Environmental Monitoring and Assessment, 133, 161-167.

Gammons C.H.—Nimick D.A., McCleskey R.B, Gammons C. H., Cleasby T.E., Parker S.R. (2007) Diel mercury concentrations cycles in streams affected by mining and geothermal discharge. Science of the Total Environment, 373, 344-355.

Gammons C.H.—Parker S. R., Gammons C. H., Jones C. A., and Nimick D. A. (2007) Role of hydrous iron and aluminum oxide formation in attenuation and diel cycling of dissolved trace metals in an ARD-affected stream. Water Air and Soil Pollution 181, 247-263.

Gammons C. H., Parker S. R., Nimick D. A., McCleskey B., Snyder D. (2007) Diel cycling of iron in the acidic Tinto and Odiel Rivers, Spain. Geochimica et Cosmochimica Acta 71(15, Supplement 1), Proc. V. M. Goldschmidt Conf., Cologne, Germany, August, 2007, p. A305.

Gammons C.H.—Parker S.R., Gammons C. H., Pedrozo F. (2007) Diel biogeochemistry of the Rio Agrio, Argentina. Geochimica et Cosmochimica Acta 71(15, Supplement 1), Proc. V. M. Goldschmidt Conf., Cologne, Germany, August, 2007, p. A755.

Gammons C.H.—Druschel G.K., Oduro H., Eastman D., Smith L., Boyd E., Macalady J.L., and Gammons C.H. (2007) Electrochemical determinations of key redox species associated with microbial activity. Geological Society of America, Abstracts with Programs 39(6), p. 345.

Gammons C. H. (2007) Water quality and irrigation: Issues and unanswered questions. Keynote presentation, Proc. 24th Annual Montana Water Conference, Lewiston, MT, http://awra.org/state/montana/pdfs/2007_proceedings_screen.pdf . http://awra.org/state/montana/pdfs/2007_proceedings_screen.pdf

Gammons, C. H., Poulson S. R., Pellicori D. A., Roesler A., Reed P. J., Petrescu E. M. (2006) The hydrogen and oxygen isotopic composition of precipitation, evaporated mine water, and river water in Montana, USA. Journal of Hydrology 328, 319-330. 

Gammons, C. H.—Shope C. L., Xie Y., and Gammons C. H. (2006) The influence of hydrous Mn-Zn oxides on diel cycling of Zn in an alkaline stream draining abandoned mine lands. Applied Geochemistry 21, 476-491.    

Gammons, C. H.—Wood S. A., Gammons C. H., and Parker S. R. (2006) The behavior of REE in naturally and anthropogenically acidified waters. Journal of Alloys and Compounds 418, 161-165.

Gammons, C. H., Slotton D.G., Gerbrandt B., Weight W., Young C. A., McNearny R. L., Cámac E., Calderon R. and Tapia H. (2006) Mercury concentrations in fish, water, and stream sediment in the Rio Ramis-Lake Titicaca watershed, Peru.  Science of the Total Environment, 368 (2-3), 637-648.    

Gammons, C. H. and Madison J. P. (2006) Contaminated alluvial groundwater in the Butte Summit Valley.  Mine Water and the Environment 25(2), 124-129.

Gammons, C. H. and Duaime T. E. (2006) Long-term changes in the geochemistry and limnology of the Berkeley pit-lake, Butte, Montana. Mine Water and the Environment 25(2), 76-85.

Gammons, C. H., Metesh J. J. and Duaime T. E. (2006) An overview of the mining history and geology of Butte, Montana.  Mine Water and the Environment 25(2), 70-75.

Gammons, C. H., Metesh J. J., and Snyder, D. M. (2006) A survey of the geochemistry of flooded mine shaft water in the Butte District, Montana. Mine Water and the Environment 25(2), 100-107.   

Gammons, C. H.—Twidwell L., Gammons C. H., Young C., and Berg R. (2006) Deepwater sediment/pore water characterization of the metal-laden Berkeley pit lake in Butte, Montana. Mine Water and the Environment 25(2), 86-92. 

Gammons, C. H. (2006) Geochemistry of perched water in an abandoned underground mine, Butte, Montana.  Mine Water and the Environment 25(2), 114-123. 

Gammons, C.H. and Duaime T.E. (2006) Geochemistry and stable isotopes of acid mine drainage from abandoned coal mines in the Belt-Stockett area, Montana.  Proc. 28th Annual Conf. of the National Assoc. of Abandoned Mine Land Programs (NAAMLP), Billings, MT, Sept. 2006, Paper 16, 14 pp.

Gammons, C. H., Duaime T. E., Parker S. R., Grant T. R. and Botsford W. S. (2006) Geochemistry and hydrogeology of acid mine drainage in the Great Falls- Lewistown Coal Field, Montana. Proc. 7th International Conf. on Acid Rock Drainage, St. Louis, MO, March, 2006, p. 630-647.    

Gammons, C. H.—Parker S.R., Gammons C.H., Snyder D., and Nimick D. A. (2006) Diel iron behavior in the hyper-acidic waters of the Rio Tinto and Rio Odiel, Andalucia, Spain. Proc. 23rd Annual Montana Water Conference, Amer. Water Resources Assoc., Polson, MT, Oct. 2006.  

Gammons, C. H.—Snyder D. and Gammons C. H. (2006) Vertical gradients in the geochemistry of flooded mine shafts in Butte. Proc. 23rd Annual Montana Water Conference, Amer. Water Resources Assoc., Polson, MT, Oct. 2006.   

Gammons, C. H.—Plumb B.A. and Gammons C. H. (2006) Nutrient loading to upper Silver Bow Creek. Proc. 23rd Annual Montana Water Conference, Amer. Water Resources Assoc., Polson, MT, Oct. 2006.   

Gammons, C. H.—Parker, S. R., Gammons C. H. Jones C. A., Nimick D. A., 2006, in press. Role of hydrous iron oxide formation in attenuation and diel cycling of dissolved trace metals in a stream affected by acid rock drainage. Water, Air & Soil Pollution., DOI 10.1007/s11270-006-9297-5.

Gammons, C. H.—Pellicori D. A., Gammons C. H., and Poulson S. R. (2005) Geochemistry and stable isotope composition of the Berkeley pit lake and surrounding mine waters, Butte, Montana. Applied Geochemistry 20, 2116-2137.

Gammons, C. H.—Parker S. R., Poulson S. R., Gammons C. H., and DeGrandpre M. (2005) Biogeochemical controls on diel cycles in the stable isotopic composition of dissolved O2 and DIC in the Big Hole River, Montana, USA. Environmental Science and Technology 39 (18): 7134-7140.

Gammons, C. H., Wood S. A., Pedrozo F., Varekamp J., Nelson B., Shope C. L., and Baffico, G. (2005) Hydrogeochemistry and rare earth element behavior in a volcanically acidified watershed in Patagonia, Argentina. Chemical Geology 222, 249-267.

Gammons, C. H., Wood S. A. and Nimick D. A. (2005) Diel behavior of rare earth elements in a mountain stream with acidic to neutral pH.  Geochim. Cosmochim. Acta 69, 3747-3758.

Gammons, C. H., Nimick D. A., Parker S. R., Cleasby T. E. and McCleskey, R. B. (2005) Diel behavior of Fe and other heavy metals in a mountain stream with acidic to neutral pH: Fisher Creek, Montana, USA.  Geochim. Cosmochim. Acta 69, 2505-2516.

Gammons, C. H.—Cetiner Z. S., Wood S. A. and Gammons C. H. (2005) The aqueous geochemistry of the rare earth elements: Part XIV. The solubility of rare earth element phosphates from 23 to 150°C.  Chemical Geology 217, 147-169.

Gammons, C. H., Shope C. L., and Duaime T. E. (2005) A 24-hour investigation of the hydro-geochemistry of storm water and baseflow in an urban area impacted by mining: Butte, Montana.  Hydrological Processes 19, 2737-2753.

Gammons, C. H. and Pellicori D. (2005) Subaqueous oxidation of pyrite and stable isotope geochemistry of an acidic pit lake. Final Report of Investigations.  Prepared for EPA, MSE, and Montana Tech Mine Waste Technology Program, Activity IV, Project 27, 109 p.

Gammons, C. H. and Poulson S. R. (2005) Stable isotopes of precipitation, evaporated mine water, and rivers in Montana.  Proc. 2005 Montana Rivercenter Conference, Missoula, MT, Sept. 23, 2005.

Gammons, C. H.—Sudbrink A. J., Madison J., Weight W. D. and Gammons C. H. (2005) Field investigation of contaminated groundwater near the Comet Mine Reclamation site, Basin, MT. Proc. 22nd Annual Montana Water Conference, Amer. Water Resources Assoc., Bozeman, MT, Oct. 2005.

Gammons, C. H.—Grant T. and Gammons C. H. (2005) Hydrogeochemistry of arsenic in lower Silver Bow Creek below Warm Springs Ponds, Montana. Proc. 22nd Annual Montana Water Conference, Amer. Water Resources Assoc., Bozeman, MT, Oct. 2005.

Gammons, C. H., Poulson S. R. and Reed P. (2005) Why you should use stable isotopes in your hydrological studies: Examples from Butte, Montana.  Proc. 22nd Annual Montana Water Conference, Amer. Water Resources Assoc., Bozeman, MT, Oct. 2005.

Gammons, C. H.—Roesler A. and Gammons C. H. (2005) Geochemistry and isotopic composition of H2S-rich water in flooded underground mine workings, Butte, Montana.  Proc. 86th Annual Meeting of the AAAS Pacific Division, 24 (1), p. 81, June 12, 2005.

Gammons, C. H. (2005) Making the link between mine geology and mine water geochemistry in Butte, Montana.  Proc. Northwest Miners Convention, Spokane, WA, December, 2005.

Gammons, C. H.—Parker S. R., Poulson S. R., and Gammons C. H. (2005) Diel cycles in stable isotopic composition of dissolved O2 and CO2 in a river due to biogeochemical processes.  Proc. 2005 meeting of the Montana Academy of Sciences, Butte, MT, April 9-10, 2005.

Gammons, C. H.—Wood S. A., Gammons C. H., and Parker S. R. (2005) The behavior of REE in naturally and anthropogenically acidified waters.  Proc. 24th Int. Conf. on Rare Earth Element Research.

Gammons, C. H., Shope C. L. and Xie Y. (2005) Causes of diel cycling of Zn in streams with near-neutral pH draining abandoned mine lands.  Geochim. Cosmochim. Acta 69 (10), Supplement 1, A770.

Gammons, C. H.—Parker S. R., Poulson S. R., and Gammons C. H. (2005) Diel cycles in stable isotopes of dissolved O2 and dissolved inorganic carbon in the Big Hole River, Montana.  Geochim. Cosmochim. Acta 69 (10), Supplement 1, A758.

Gammons, C.H., Slotten, D.G., Gerbrandt, B., Weight, W.D., Young, C.A., McNearny, R.L., Camac, E., Calderon, R., and Tapia, H. (2005). Mercury concentrations of fish, river water, and sediment in the Rio ramis-lake Titicaca watershed, Peru. Online at www.sciencedirect.com, Science of The Total Environment, Volume 368, Issues 2-3, 15 September 2006, Pages 637-648.

Gammons, C. H., C. Shope and T. Duaime (2003) Water quality monitoring of the Butte Metro Storm Drain during a storm event: June 26-27, 2002. Montana Bureau of Mines and Geology, Open-File Report 474, 44p. 

Gammons, C. H., B. Gerbrandt, W. Weight, R. McNearny, C. Young, D. Slotten, A. Huamani, A. Camac, R. Calderon, and H. Tapia. (2003) Preliminary Assessment of Mercury Contamination Due to Gold Mining in the Rio Ramis-Lake Titicaca Watershed, Peru, Proceedings TMS-EPD CONGRESS, San Diego, CA, March 2-6, 2003, Ed. M. Schlesinger, Warrendale, PA. 

Gammons, C. H., S. R. Poulson, J. J. Metesh, T. E. Duaime, and A. R. Henne. (2003) Geochemistry and isotopic composition of H2S-rich flooded mine waters, Butte, Montana. Mine Water and The Environment, Vol. 22, 141-148.

Gammons, C. H.—Nimick D.A., C. H. Gammons, T. E. Cleasby, J. M. Madison, D. Skaar, and C. M. Brick. (2003) "Diel cycles in dissolved metal concentrations in streams: occurrence and possible causes." Water Resources Research 39, 1247-1264. 

Gammons, C. H., Wood, S.A., Joans, J.P. and Madison, J.P. (2003) "Geochemistry of rare earth elements and uranium in the acidic Berkeley Pit Lake, Butte, Montana. Chemical Geology, 198, 269-288. 

Gammons, C. H.—Madison, J. P., C. H. Gammons, S. R. Poulson and J. P. Jonas (2003) "Oxidation of pyrite by ferric iron in the acidic Berkeley pit lake, Montana, USA." Proc. 6th International Conf. on Acid Rock Drainage, Cairns, Australia, July 14-17, 2003, Australian Inst. of Mining & Metall., Publ. Series 3/2003, 1073-1078. 

Gammons, C. H.—Young, C., C. H. Gammons, R. McNearny, D. Slotten, F. Quispe, E. Aquino, and A. Camac. (2002) Environmental Assessment of Gold Processing by Mercury Amalgamation in a Developing Country, in: Recycling and Waste Treatment in Mineral and Metal Processing: Technical and Economical Aspects, Lulea, Sweden, 2002, Edited by B. Bjorkman, C. Samuelsson and J.O. Wikstrom, pp. 599-608. 

Gammons, C. H. and K. Mitman. (2002) Attenuation of metals by natural wetlands. Final Report of Investigations. Prepared for EPA, MSE, and Montana Tech Mine Waste Technology Program, Activity IV, Project 18, 50 p. 

Gammons, C. H. and K. Mitman. (2002) Metal attenuation by natural wetlands: case studies from Montana. Proc. Mine Operations and Closure, Polson, Montana, April 2002. 

Gammons, C. H. and D. O. Matt. (2002) Using fluid inclusions to help unravel the origin of hydrothermal talc deposits in southwest Montana. Northwest Geology v. 31, p. 44-53. 

Gammons, C. H., S. A. Wood and Youning Li. (2002) Complexation of the rare earth elements with aqueous chloride at 200°C and 300°C and saturated water vapor pressure. In R. Hellmann and S.A. Wood, editors, Water-rock Interaction, Ore Deposits, and Environmental Geochemisty: A tribute to David A. Crerar. Geochemical Society, Special Publication No. 7, 191-207. 

Gammons, C. H.—Newbrough P. and C. H. Gammons. (2002) Experimental investigation of water-rock interaction and acid mine drainage at Butte, Montana. Environmental Geology 41(6), 705-719. 

Gammons, C. H.—Shope C. L., Ying Xie, and C. H. Gammons. (2002) Groundwater-surface water interactions and diel zinc cycling in non acidic streams draining abandoned mines. Proc. Annual Meeting of the National Groundwater Association, Las Vegas, NV, December, 2002. 

Gammons, C.H., and A.K. Frandson. Chemical interactions between aqueous sulfide and metals in an anaerobic treatment wetland, Geochemical Transactions, Vol. 1, (2001).

Gammons, C.H., R. Ridenour, and A. Wenz. Diurnal and longitudinal variations in water quality along the Big Hole River and tributaries during the drought of August, Montana Bureau of Mines and Geology, Open- File Report 424, 39 p, (2001).

Gammons, C.H., T.P. Mulholland, and A.K. Frandson. Comparison of filtered vs. Unfiltered metal concentrations in aerobic and anaerobic treatment wetlands, Mine Water and the Environment, 19 pp. 111-123, (2000).

Gammons, C.H., W. Drury, and Youniing Li. Seasonal influences on heavy metal Attenuation in an anaerobic treatment wetlands facility, Butte, Montana, Proceedings 5th International Conference on Acid Rock Drainage, Denver, CO., pp. 1159-1168, (2000).

Gammons, C.H. —Frandson, A., and C.H. Gammons. Complexation of metals with aqueous sulfide in an anaerobic treatment wetlands, Proceedings, 4th International Conference on Acid Rock Drainage, Salt Lake City, UT., pp. 423-430, (1999).

Gammons, C.H. —Hezarkhani, A., A.E. Williams-Jones, and C.H. Gammons. Factors controlling copper solubility and chalcopyrite deposition in the Sungun porphyry copper deposit, Iran, Mineralium Deposita, 34, pp. 770-783, (1999).