Records of the Geological Survey of India, Volume 126, Parts 4-6
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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Geology of SiangYamne Valley East Siang district
Mineral InvestigationII Arunachal Pradesh
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amphibolite anomaly associated axis bands bank basalt base basic belt biotite block body boreholes carried channel charnockite Code collected complex comprising construction covered depth detailed developed DISTRICT drilling dykes east eastern exposed extends fault field flows folds foliation Formation foundation GEOLOGICAL MAP Geology Division GEOTECHNICAL gneiss gold grained granite granitoids grey Group hill INDEX indicated intrusive joints length limestone located mainly major massive material medium mineral mineralisation minor moderately Nagpur nature noticed observed occur pink places PRADESH present proposed quartz veins quartzite ranging regional represented river rock samples sandstone scale schist sediments seen shale slope soil strike structures studies suggested sulphide surface surveys thick thin traverses trending tunnel types units Upper upto valley values varying volcanics weathered western width zone