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Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments.

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Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments. / Gize, Andrew; Macdonald, Ray.
In: Geology, Vol. 21, No. 2, 1993, p. 129-132.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Gize, A & Macdonald, R 1993, 'Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments.', Geology, vol. 21, no. 2, pp. 129-132. https://doi.org/10.1130/0091-7613(1993)021<0129:GOCAHI>2.3.CO;2

APA

Gize, A., & Macdonald, R. (1993). Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments. Geology, 21(2), 129-132. https://doi.org/10.1130/0091-7613(1993)021<0129:GOCAHI>2.3.CO;2

Vancouver

Gize A, Macdonald R. Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments. Geology. 1993;21(2):129-132. doi: 10.1130/0091-7613(1993)021<0129:GOCAHI>2.3.CO;2

Author

Gize, Andrew ; Macdonald, Ray. / Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments. In: Geology. 1993 ; Vol. 21, No. 2. pp. 129-132.

Bibtex

@article{ee64731a163e46abb80c8137b55e4706,
title = "Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments.",
abstract = "Bitumen seepages from a trachyte flow on the Suswa volcano (East African Rift) are anomalously enriched in O and N heteroatomic organic compounds and depleted in aliphatics. Compositional and geologic data suggest that the biogenically derived bitumens were extracted and/or transported by liquid or supercritical CO2, rather than H2O, possibly from caldera-lake sediments. Compositionally atypical hydrocarbons and reduced carbon associated with other alkaline-peralkaline igneous complexes, as well as Hg and Au deposits, may also reflect CO2, fluids. Hydrocarbon extraction and migration in CO2-rich fluids are considered realistic mechanisms in certain geologic environments.",
author = "Andrew Gize and Ray Macdonald",
year = "1993",
doi = "10.1130/0091-7613(1993)021<0129:GOCAHI>2.3.CO;2",
language = "English",
volume = "21",
pages = "129--132",
journal = "Geology",
issn = "1943-2682",
publisher = "Geological Society of America",
number = "2",

}

RIS

TY - JOUR

T1 - Generation of compositionally atypical hydrocarbons in CO2-rich geologic environments.

AU - Gize, Andrew

AU - Macdonald, Ray

PY - 1993

Y1 - 1993

N2 - Bitumen seepages from a trachyte flow on the Suswa volcano (East African Rift) are anomalously enriched in O and N heteroatomic organic compounds and depleted in aliphatics. Compositional and geologic data suggest that the biogenically derived bitumens were extracted and/or transported by liquid or supercritical CO2, rather than H2O, possibly from caldera-lake sediments. Compositionally atypical hydrocarbons and reduced carbon associated with other alkaline-peralkaline igneous complexes, as well as Hg and Au deposits, may also reflect CO2, fluids. Hydrocarbon extraction and migration in CO2-rich fluids are considered realistic mechanisms in certain geologic environments.

AB - Bitumen seepages from a trachyte flow on the Suswa volcano (East African Rift) are anomalously enriched in O and N heteroatomic organic compounds and depleted in aliphatics. Compositional and geologic data suggest that the biogenically derived bitumens were extracted and/or transported by liquid or supercritical CO2, rather than H2O, possibly from caldera-lake sediments. Compositionally atypical hydrocarbons and reduced carbon associated with other alkaline-peralkaline igneous complexes, as well as Hg and Au deposits, may also reflect CO2, fluids. Hydrocarbon extraction and migration in CO2-rich fluids are considered realistic mechanisms in certain geologic environments.

U2 - 10.1130/0091-7613(1993)021<0129:GOCAHI>2.3.CO;2

DO - 10.1130/0091-7613(1993)021<0129:GOCAHI>2.3.CO;2

M3 - Journal article

VL - 21

SP - 129

EP - 132

JO - Geology

JF - Geology

SN - 1943-2682

IS - 2

ER -