Records of the Geological Survey of India, Volume 99Geological Survey of India, 1964 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 41
... schist , quartzite and calc- silicates . Archaean Metasediments are the oldest rocks of the area . They comprise mica- schist , quartz - mica schist , minor quartzite bands and calc - silicates . They occur in patches and are disposed ...
... schist , quartzite and calc- silicates . Archaean Metasediments are the oldest rocks of the area . They comprise mica- schist , quartz - mica schist , minor quartzite bands and calc - silicates . They occur in patches and are disposed ...
Page 70
... schist represent the chlorite zone ( Pl . 22 ) . Biotite zone is represented by the upper part of chlorite - sericite - schist and golden silvery mica - schist , garnet zone by the carbonaceous mica - schist and the garnetiferous mica - ...
... schist represent the chlorite zone ( Pl . 22 ) . Biotite zone is represented by the upper part of chlorite - sericite - schist and golden silvery mica - schist , garnet zone by the carbonaceous mica - schist and the garnetiferous mica - ...
Page 71
... mica - schist : Though this formation indicates the beginning of the garnet zone , thin bands of this are noticed within the gar- netiferous mica - schist also . The rock is fine textured and consists of biotite , muscovite , quartz and ...
... mica - schist : Though this formation indicates the beginning of the garnet zone , thin bands of this are noticed within the gar- netiferous mica - schist also . The rock is fine textured and consists of biotite , muscovite , quartz and ...
Contents
RECORDS | 1 |
Observations on the Siwalik System of India | 17 |
Microflora of the Nari Series of Kutch | 27 |
Copyright | |
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assemblage bands Barakar Barren Measures basin beds biotite boulder carbonaceous cells Chinji chlorite coal seams coarse Collenia colour conglomerate Conophyton Daling series Damuda Darjeeling Darjeeling gneiss deposition developed Dhokpathan dolerite dykes epidote facies faults fauna felspar ferruginous folds foliation foraminifera formation forms fossil G.S.I. Type garnet Geol GEOLOGICAL SURVEY Ghanpur area Giridih glacier gneisses Gondwana grained granites greenish grey groundwater Haritalyangar Hipparion horizon INDIA Records indicate Jour lamination lamprophyres limestone lithological Lower Gondwana Makrera metamorphism mica-schist microns migmatites mineral Miocene Nagri occur olivine overlying Panchet pebbly peridotite perithallus Pilgrim Pinjor plagioclase planes Plate Prasad quartz quartzites Raniganj Raniganj coalfield reservoir river rocks sandstone Sastry schist sections sediments shales siltstone Siwalik Siwalik system slates species spores stage stratigraphic stromatolites structures Surv SURVEY OF INDIA Talchir Tatrot thick thrust tourmaline trend upto valley veins vitrinites water table