Records of the Geological Survey of India, Volume 96Geological Survey of India, 1971 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 14
... silica , and the , original rock must , obviously , have been consider- ably different . Law , however , admits that the tuffs have not been trans- ported and hence the vents emitting them must have been local , yet he is puzzled , as ...
... silica , and the , original rock must , obviously , have been consider- ably different . Law , however , admits that the tuffs have not been trans- ported and hence the vents emitting them must have been local , yet he is puzzled , as ...
Page 95
... silica Combined silica Total silica A1,03 Fe2O3 TiO2 Loss on ignition Per cent . 5.28 0.9 6.18 58.63 6.37 0.5 27.85 This pit should be compared with pit No. II on the same hill but on the scarp face side . The section exposed here is ...
... silica Combined silica Total silica A1,03 Fe2O3 TiO2 Loss on ignition Per cent . 5.28 0.9 6.18 58.63 6.37 0.5 27.85 This pit should be compared with pit No. II on the same hill but on the scarp face side . The section exposed here is ...
Page 97
... silica content as compared to the Konal Ar samples ( see Pl . 14 ) . In this stretch beneath a thin capping of aluminous laterite , nodules and chunks of bauxite , occurring in a layer about 30 cm . thick ... Silica Silica Silica 96-13 97.
... silica content as compared to the Konal Ar samples ( see Pl . 14 ) . In this stretch beneath a thin capping of aluminous laterite , nodules and chunks of bauxite , occurring in a layer about 30 cm . thick ... Silica Silica Silica 96-13 97.
Contents
Son Valley in Mirzapur district U P by F Ahmad | 1 |
Some Geological factors influencing the behaviour of | 42 |
The Snout of the Machoi Glacier Kashmir by | 51 |
Copyright | |
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acid actinolite analyses Auden basalt bauxite beds Bilaspur boulders breccia brown cent by weight chemical chert chrome-rich suite chromite chromite deposits clay colour composition concentration conglomerate crystallisation crystals district dolerite dumortierite east epidote exposed faults felspar fine-grained flows folded formation formed fossils fraction friable garnet Geol Geological Survey Ghumarwin glacier grains granite grey Haritalyangar hill horizon igneous ilmenite indicated Konal Kosi laterite layers limestone Lower magma magnetite mapping material metres Middle Siwalik minerals multiple dykes multiple intrusions Mussoorie occur orthopyroxenite overlying Oxide P₂O pebbles pelitic phosphate phosphorus phyllites plagioclase porcellanites Pradesh present pumicite quartz quartzites river rock phosphate samples sandstones scarp sediments seen shales silica silicified Siwalik Siwalik rocks snout soil structure Sukinda Surv Survey of India syncline TABLE Tadpatri thick thin tourmaline types ultrabasic ultrabasic rocks unconformity Upper valley veins Vempalle Vindhyan system volcanic wall rocks zone