2006
DOI: 10.1029/2005jb004169
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Potential for carbon dioxide sequestration in flood basalts

Abstract: [1] Flood basalts are a potentially important host medium for geologic sequestration of anthropogenic CO 2 . Most lava flows have flow tops that are porous and permeable and have enormous capacity for storage of CO 2 . Interbedded sediment layers and dense low-permeability basalt rock overlying sequential flows may act as effective seals allowing time for mineralization reactions to occur. Laboratory experiments confirm relatively rapid chemical reaction of CO 2 -saturated pore water with basalts to form stabl… Show more

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Cited by 345 publications
(278 citation statements)
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References 53 publications
(68 reference statements)
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“…Both microcrystalline groundmass and residual glass contain significant Ca, Mg and Fe. Therefore basalts could be candidate host rocks for CO 2 sequestration (Matter et al, 2007;McGrail et al, 2006). If the basalt flows are buried and overlain by impermeable sedimentary cap rocks, they could be favorable potential repositories of supercritical CO 2 , particularly if tectonic deformation were to create structural traps.…”
Section: Chapter 1 Introductionmentioning
confidence: 99%
“…Both microcrystalline groundmass and residual glass contain significant Ca, Mg and Fe. Therefore basalts could be candidate host rocks for CO 2 sequestration (Matter et al, 2007;McGrail et al, 2006). If the basalt flows are buried and overlain by impermeable sedimentary cap rocks, they could be favorable potential repositories of supercritical CO 2 , particularly if tectonic deformation were to create structural traps.…”
Section: Chapter 1 Introductionmentioning
confidence: 99%
“…Currently, two CCSM approaches are being considered: (i) in situ -whereby the CO 2 is injected underground into a suitable host-rock where it reacts to form carbonate [Kelemen and Matter, 2008;Kelemen et al, 2011;Matter and Kelemen, 2009;McGrail et al, 2014;McGrail et al, 2006;Schaef et al, 2011]; and (ii) ex situ, which involves carbonation of feedstock materials above-ground in a specifically designed CCSM plant [Fagerlund et al, 2009;Lackner et al, 1997;Larachi et al, 2012;Park and Fan, 2004;Sanna et al, 2014;Sanna et al, 2013;Wang and Maroto-Valer, 2011a;b;Werner et al, 2013]. Both host-rock for injection and feedstock materials must be widely available and contain large proportions of easily-extractable cations (i.e.…”
Section: Introductionmentioning
confidence: 99%
“…Takahashi et al (21) present a general geochemical model for mineral trapping in basalt. Recent laboratory experiments demonstrate the potential for rapid carbonate precipitation in fresh continental flood basalt (22). Dissolution and precipitation reactions in deep-sea basalt can proceed in fluid-filled fractures and pores at rates equal to or greater than measured in the laboratory (22,23).…”
mentioning
confidence: 99%
“…Recent laboratory experiments demonstrate the potential for rapid carbonate precipitation in fresh continental flood basalt (22). Dissolution and precipitation reactions in deep-sea basalt can proceed in fluid-filled fractures and pores at rates equal to or greater than measured in the laboratory (22,23). Carbonate precipitation over time may alter in situ porosity and permeability within basalt aquifers, however, and thus progressively decrease the CO 2 -basalt reaction rate to a finite limit.…”
mentioning
confidence: 99%