secondary porosity

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secondary porosity [′sek·ən‚der·ē pə′räs·əd·ē]

(geology)

The interstices that appear in a rock formation after it has formed, because of dissolution or stress distortion taking place naturally or artificially as a result of the effect of acid treatment or the injection of coarse sand.

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No references found			Many carbonates have secondary porosity from dissolution in diagenetic burial settings, and most processes that generate acids originate in, or are facilitated by, clastic and carbonaceous rocks (e. Investigations of burial diagenesis in carbonate hydrocarbon ... by Machel, Hans G. / Geoscience Canada The main types of primary porosity may be intergranular (interparticle) and intragranular (intraparticle porosity), the main secondary porosity types are intercrystalline, vugular, and fissure or fracture porosity (Schopper 1982). Lithology and evolution of Devonian carbonate and carbonate-cemented ... by Kleesment, Anne; Shogenova, Alla / Proceedings of the Estonian Academy of Sciences: Geology In summary, the mineralization is semi-concordant and appears to have been controlled by a number of factors including host rock lithologies, primary porosity and secondary porosity related to fracturing and brecciation. Cardero Announces Outstanding Drilling Results at Pampa de Pongo ... by Business Wire			secondary interstices secondary ion mass analyzer secondary ion mass spectrometer secondary ionization coefficient secondary item secondary key secondary light source secondary limestone secondary lobe secondary low Secondary Measuring Instrument secondary member secondary meristem secondary metabolite secondary metal secondary mineral Secondary Minerals secondary oil recovery secondary optic axis secondary periderm secondary phloem secondary photocurrent secondary plant product secondary plasticizer secondary pollutant secondary porosity secondary port Secondary Quartzite secondary radar secondary radiation secondary rainbow Secondary Raw Material secondary recovery secondary reference fuel secondary reflection Secondary Refrigerant secondary reinforcement secondary rescue facilities secondary reserves secondary root secondary school secondary sewage sludge Secondary Sex Characteristics secondary shaft Secondary Sowing secondary splits secondary standard secondary station secondary storage secondary stratification secondary stratigraphic trap			Secondary Performance-Based Agreement secondary periderm secondary peritonitis Secondary phloem Secondary phloem secondary photocurrent secondary photosensitization secondary photosensitization Secondary picket Secondary picket Secondary picket Secondary picketing Secondary picketing Secondary picketing Secondary Pilot Channel Secondary planet secondary planets secondary plant product secondary plasticizer secondary pneumonia Secondary Point of Contact Secondary Point-Hour Ratio Secondary Policy Database secondary pollutant Secondary polycythaemia Secondary polycythaemia Secondary polycythaemia secondary polycythemia secondary polycythemia secondary polycythemia secondary porosity secondary port secondary port secondary port Secondary Pouchitis Secondary Power Secondary Power Distribution Assembly Secondary Power Test Bed secondary pregnancy toxemia secondary pregnancy toxemia secondary pregnancy toxemia secondary pregnancy toxemia Secondary prevention Secondary prevention Secondary prevention Secondary prevention Secondary Prevention and Translation Branch Secondary pride Secondary pride Secondary pride Secondary Primary Noncutaneous Malignancy Secondary Principals' Association of New Zealand secondary process secondary process secondary process thinking secondary process thinking secondary process thinking secondary process thinking Secondary Processed Wood Products secondary processes secondary processes

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