Records of the Geological Survey of India, Volume 129, Parts 4-5The Survey, 1994 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 5
... quartzite ( black quartzite is the facies variation of lower phyllite ) , black slate , upper phyllite and quartzite . Truncated surfaces of current bedding in quartzite suggest that quartzite is the top most lithounits of the Shillong ...
... quartzite ( black quartzite is the facies variation of lower phyllite ) , black slate , upper phyllite and quartzite . Truncated surfaces of current bedding in quartzite suggest that quartzite is the top most lithounits of the Shillong ...
Page 79
... Quartzite , associated with quartz - pebble conglomerates metabasalt , quartz - chlorite schist associated with ... quartzite , chert and quartz veins cemented by chlorite matrix . The Kudrikonda and Harangatta areas are occupied by ...
... Quartzite , associated with quartz - pebble conglomerates metabasalt , quartz - chlorite schist associated with ... quartzite , chert and quartz veins cemented by chlorite matrix . The Kudrikonda and Harangatta areas are occupied by ...
Page 105
... Quartzite garnet ± diopside sillimanite ..Basement not known Two different types of charnockite observed are : ( i ) ... quartzite bands , mostly in the northern portion of the area and ( ii ) medium , grey , greasy hypersthene gneiss ...
... Quartzite garnet ± diopside sillimanite ..Basement not known Two different types of charnockite observed are : ( i ) ... quartzite bands , mostly in the northern portion of the area and ( ii ) medium , grey , greasy hypersthene gneiss ...
Contents
Resource Survey for dimensional stones of Mylliem Granite East Khasi Hills District Meghalaya | 4 |
ASSAM PROJECT 6 GEOLOGICAL MAPPING | 12 |
An Overview | 1 |
Copyright | |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly Arunachal Pradesh Assam assessment auriferous banded iron formation beach bedrock BIF bands biotite block boreholes carried charnockite chert clay comprising delineated deposits depth dips dolerite drilling dykes east eastern emplaced ENE-WSW excavated exposed field season folds foliation Formation gabbro geochemical GEOLOGICAL MAP geophysical geotechnical investigations gneiss grade grained granite granite gneiss granulite gravity grey Group hill hornblende indicated intrusives joints KARNATAKA KERALA kimberlite laterite limestone lineament located mafic magnetic Meghalaya metabasalt migmatites mineral mineralised zones NE-SW NW-SE occur overburden pegmatite phyllite pink power house PROJECT pyrite quartz quartz veins quartzite regional ridge river rock types samples sand sandstone scale schist belt schistose sediments shale shear zone Shillong slope soil Specialised Thematic Mapping sq km strike length structural studies sulphides surface surveys TAMIL NADU thick traverses trenching trending tunnel ultramafic upto valley volcanics weathered width