Search Results - "Janik, Cathy J."

Atmospheric mercury emissions from substrates and fumaroles associated with three hydrothermal systems in the western United States by Engle, Mark A., Gustin, Mae Sexauer, Goff, Fraser, Counce, Dale A., Janik, Cathy J., Bergfeld, Deborah, Rytuba, James J.

“…This paper quantifies atmospheric mercury (Hg) emissions from substrates and fumaroles associated with three hydrothermal systems: Lassen Volcanic Center,…”
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Seismicity and fluid geochemistry at Lassen Volcanic National Park, California: Evidence for two circulation cells in the hydrothermal system by Janik, Cathy J., McLaren, Marcia K.

“…Seismic analysis and geochemical interpretations provide evidence that two separate hydrothermal cells circulate within the greater Lassen hydrothermal system…”
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Elevated carbon dioxide flux at the Dixie Valley geothermal field, Nevada; relations between surface phenomena and the geothermal reservoir by Bergfeld, Deborah, Goff, Fraser, Janik, Cathy J

“…In the later part of the 1990s, a large die-off of desert shrubs occurred over an approximately 1 km 2 area in the northwestern section of the Dixie Valley…”
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Gas geochemistry of the Valles caldera region, New Mexico and comparisons with gases at Yellowstone, Long Valley and other geothermal systems by Goff, Fraser, Janik, Cathy J.

“…Noncondensible gases from hot springs, fumaroles, and deep wells within the Valles caldera geothermal system (210–300°C) consist of roughly 98.5 mol% CO 2, 0.5…”
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Mixing of magmatic volatiles with groundwater and interaction with basalt on the summit of Kilauea Volcano, Hawaii by Hurwitz, Shaul, Goff, Fraser, Janik, Cathy J., Evans, William C., Counce, Dale A., Sorey, Michael L., Ingebritsen, Steven E.

“…We interpret new chemical and isotopic data from samples collected between October 1998 and March 2002 from the NSF well (also called the Keller well), the…”
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A geochemical reconnaissance of the Alid volcanic center and geothermal system, Danakil depression, Eritrea by LOWENSTERN, J. B, JANIK, C. J, FOURNIER, R. O, TESFAI, T, DUFFIELD, W. A, CLYNNE, M. A, SMITH, J. G, WOLDEGIORGIS, L, WELDEMARIAM, K, KAHSAI, G

“…Geological and geochemical studies indicate that a high-temperature geothermal system underlies the Alid volcanic center in the northern Danakil depression of…”
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Carbon isotope systematics and CO 2 sources in The Geysers-Clear Lake region, northern California, USA by Bergfeld, Deb, Goff, Fraser, Janik, Cathy J.

“…Carbon isotope analyses of calcite veins, organic carbon, CO 2 and CH 4 from 96 rock and 46 gas samples show that metamorphic calcite veins and disseminated,…”
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Atmospheric mercury emissions from substrates and fumaroles associated with three hydrothermal systems in the western United States by Engle, Mark A, Gustin, Mae Sexauer, Goff, Fraser, Counce, Dale A, Janik, Cathy J, Bergfeld, Deborah, Rytuba, James J

“…This paper quantifies atmospheric mercury (Hg) emissions from substrates and fumaroles associated with three hydrothermal systems: Lassen Volcanic Center,…”
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Carbon isotope systematics and CO2 sources in The Geysers-Clear Lake region, northern California, USA by Bergfeld, Deb, Goff, Fraser, Janik, Cathy J.

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Mixing of magmatic volatiles with groundwater and interaction with basalt on the summit of Kilauea Volcano, Hawaii by HURWITZ, Shaul, GOFF, Fraser, JANIK, Cathy J, EVANS, William C, COUNCE, Dale A, SOREY, Michael L, INGEBRITSEN, Steven E

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Carbon isotope systematics and CO2 sources in The Geysers-Clear Lake region, northern California, USA: The geysers coring project and the geysers/clear lake igneous-geothermal regime by BERGFELD, Deb, GOFF, Fraser, JANIK, Cathy J

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A geochemical reconnaissance of the Alid volcaniccenter and geothermal system, Danakil depression, Eritrea by Lowenstern, Jacob B., Janik, Cathy J., Fournier, Robert O., Tesfai, Theoderos, Duffield, Wendell A., Clynne, Michael A., Smith, James G., Woldegiorgis, Leake, Weldemariam, Kidane, Kahsai, Gabreab

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