Records of the Geological Survey of India, Volume 116, Parts 3-8government of India., 1988 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 15
Geological Survey of India. Fe0 + Fe2 03 Fig . 2 AFM triangular variation diagram of gabbro 20 22 DIFFERENTIATION INDEX Fig . 3. Relationship between total. = = The variation in MgO - FeO + Fe2O , -Na2O + K , 0 of gabbro anorthosite rocks ...
Geological Survey of India. Fe0 + Fe2 03 Fig . 2 AFM triangular variation diagram of gabbro 20 22 DIFFERENTIATION INDEX Fig . 3. Relationship between total. = = The variation in MgO - FeO + Fe2O , -Na2O + K , 0 of gabbro anorthosite rocks ...
Page 35
... Variation in the velocity of convection current will modify the rate bet- ween minerals of different settling velocities pro- ducing variations in the proportion of heavy and light minerals settling in the magma chamber . This would be ...
... Variation in the velocity of convection current will modify the rate bet- ween minerals of different settling velocities pro- ducing variations in the proportion of heavy and light minerals settling in the magma chamber . This would be ...
Page
... variation . At a few places in the northern part the shales directly overlie the older rocks without any basal sandstone member . Con- glomerate bed is best exposed around Dahikonga . Sandstone is greyish white to brown in colour ...
... variation . At a few places in the northern part the shales directly overlie the older rocks without any basal sandstone member . Con- glomerate bed is best exposed around Dahikonga . Sandstone is greyish white to brown in colour ...
Contents
RECORDS | 1 |
Petrology and Geochemistry of the Chimalpad AnorthositeGabbro Complex Khammam district | 21 |
Crystalline Carbonate Rocks of North Goa | 39 |
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alkali amphibolite Andhra Pradesh anorthosite Archaean bands Barapasaurus basin biotite carbonate rocks caudals centrum Chimakurti Chimalpad complex Chitradurga clay coal crystalline Cuddapah delta deposits distal end dolomite dorsal dykes folding Formation gabbro gabbroic anorthosite gabbroic rocks gabbronorite Geol Geological Survey gneiss gneissic Godavari grains granite groundwater Group Hiriyur hornblende igneous ilium indicate Indravati intrusives Jagdalpur Karnataka Kodal Kolleru lake Kotasaurus lake Lakkihalli laterite layered leucogabbro limestone lithofacies mafic magma Manuguru margin metavolcanics minerals monzonite neural spine nitrate North Goa occur olivine palaeochannels Pasupugallu plagioclase planation surfaces Plate posterior Prakasam district procoel prosauropods pyroxene quartz quartzite ratio samples sand sandstone Saraswati river Sargur sauropods schist schist belt schistose sediments shale shelf facies studies sulphide surface water Surv Survey of India Suryasiddhanta syenite tectonic textures thickness Tirathgarh trace element trend ultrabasic ultramafic rock vertebrae Vulcanodon Warkalli width Zangamrajupalle zone