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8/16/2019 Petroliferous basins_figs.ppt
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8/16/2019 Petroliferous basins_figs.ppt
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Stratigraphic Units of Indian Petroliferous Basins
8/16/2019 Petroliferous basins_figs.ppt
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Relative amount of normal paraffins in Recent sediments
showing predominance of odd-carbon chains (after Hunt)
8/16/2019 Petroliferous basins_figs.ppt
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as chromatogramsshowing progressivedegradation of crude oil inseveral fields in !lberta"#anada$
%he top graph is of unalteredoil which contains all thenormal paraffins$
!s the oil becomes moredegraded the normalparaffins disappear" butpristane and ph&tanepersist$ 'inall& even the&disappear$
(after eroo" *++" courtes&eological Surve& of#anada)
8/16/2019 Petroliferous basins_figs.ppt
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as chromatograms of ,nown immature condensates of other basins of the
world (after #on an et al$)
8/16/2019 Petroliferous basins_figs.ppt
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istribution of n-al,anes
in Recent sediments ofvarious origin$
as chromatograms of
saturated h&drocarbons
(left) showing the pea,s of
n-al,anes" with theircarbon numbers$
-al,ane distribution
curves derived from gas
chromatograms (right)$
(!fter astillung" *+."
eb&ser et al$$ *++)
8/16/2019 Petroliferous basins_figs.ppt
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%ernar& diagram showing composition of oils and condensates of Indian
Basins$
8/16/2019 Petroliferous basins_figs.ppt
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Refinements in orth /adi 'ield 0 Structural modifications
based on limited well data (!fter irectorate of eolog&)
8/16/2019 Petroliferous basins_figs.ppt
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eneralised map of
!rabian Sea" showing
magnetic lineations
(solid lines)" fracture1ones (dashed lines)
and main structural
features
(modified after #haube&
et al$" **2)
8/16/2019 Petroliferous basins_figs.ppt
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Roc, units and their reference sections in Bomba& 3ffshore Basin
8/16/2019 Petroliferous basins_figs.ppt
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4ithological and thic,ness parameters of %ertiar& subdivisions on the western
Indian Shelf (!fter Pande& and uha)
8/16/2019 Petroliferous basins_figs.ppt
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4ithostratigraphic units of Bomba& 3ffshore Basin
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8/16/2019 Petroliferous basins_figs.ppt
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Source roc,-sediment maturit& map" Bomba& offshore basin" on the basis
of %3# and 435 gradient (after 5ishra et$ al$" *67)
8/16/2019 Petroliferous basins_figs.ppt
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8ell Bomba& 3ffshore 0
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4ithostratigraphic units in different bloc,s of Bomba& 3ffshore Basin
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Roc, units and their reference section in #amba& Basin
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4ithostratigraphic units of #amba& Basin
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3utcrop and Stratot&pe localities of #auver& Basin
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Stratigraphic succession of #auver& Basin
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3utcrops and stratot&pes of /rishna 0 odavari Basin
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4ithostratigraphic succession of /rishna 0 odavari Basin
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eological set up and 'ormation stratot&pes of orth 9ast Basins
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#retaceous and %ertiar& stratigraph& of !ssam !ra,an Region
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eneralised cross section across 9astern Himala&a" Upper !ssam
valle&" and aga Hills
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Stratigraphic relationship of lithologic successions in orth-9ast Basins
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4ithostratigraphic section along Upper !ssam and hansiri :alle&
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8ell locations and formation stratot&pes of 8est Bengal Basin
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Stratigraphic units of 8est Bengal Basin
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#retaceous-Paleocene Stratigraphic correlation in the subsurface of
8est Bengal Basin
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Schematic geological section through Bengal Basin