Records of the Geological Survey of India, Volume 112, Part 3government of India., 1982 - Geology 1867- includes the "Annual report of the Geological survey of India". |
From inside the book
Results 1-3 of 19
Page 45
... grains show strain effect . Small recrystallised quartz grains occupying interspace of quartz porphyroclasts show straight / irregularly interlocked polycrystalline grain boundaries . At places , the interlocked aggregates appear as ...
... grains show strain effect . Small recrystallised quartz grains occupying interspace of quartz porphyroclasts show straight / irregularly interlocked polycrystalline grain boundaries . At places , the interlocked aggregates appear as ...
Page 73
... grains of garnet having an interlocking texture . The individual grains of garnet commonly varies in sizes from a fraction of millimetre to about two millimetres . By coalescing , the in- dividual garnet grains lose identity and ...
... grains of garnet having an interlocking texture . The individual grains of garnet commonly varies in sizes from a fraction of millimetre to about two millimetres . By coalescing , the in- dividual garnet grains lose identity and ...
Page 76
... grains . Plagioclases are sericitised along grain margins and fractures . Near the wall of the dyke , the plagioclase shows corroded and irregular grain boundaries and wavy extinction . The pyroxene is augite with 30 ° -35 ° extinction ...
... grains . Plagioclases are sericitised along grain margins and fractures . Near the wall of the dyke , the plagioclase shows corroded and irregular grain boundaries and wavy extinction . The pyroxene is augite with 30 ° -35 ° extinction ...
Contents
OF | 1 |
Some aspects of the geochemistry of Dhanjori Volcanics Singhbhum District | 7 |
Geology and Structure of Southern Gangpur Bonaigarh Region Sundargarh | 13 |
13 other sections not shown
Other editions - View all
Common terms and phrases
analysis andradite anomaly average axial plane Badampahar bands basaltic basin bauxite beds Bihar biotite calc-gneiss chalcopyrite channel chlorite cleavage Coalfield conglomerate deformation deposits Dhanbad district Dhanjori epidiorite district dolerite dykes eastern ENE-WSW epidiorite epidote F₁ facies fold fossils fractures Gangpur Gangpur Group garnet-rock Geol GEOLOGICAL SURVEY Geophysical gibbsite gneiss Godhur grains granite gneiss gravity Group-I Group-II rocks Group-III Hazaribagh Hazaribagh district hornblende host rock INDIA Records indicated kaolinite Karharbari Formation Keonjhar Khola Kusunda laterite lavas limb massive garnet metamorphic metavolcanic metres mica schists mineralisation minerals muscovite Nausahi North Karanpura occur Orissa pegmatite phyllite plagioclase Plate plunging quartz quartzite Rajgir Rangpo Region resistivity samples sandstone saprolite Sarkar scale schist schistose sedimentary sediments sequence sericite shales shear shows Singhbhum skarn southern stowed structures sulphide Surv SURVEY OF INDIA syncline synformal textural thickness traverse trend ultrabasic rock unstowed vein quartz volcanics