Records of the Geological Survey of India, Volume 116The Survey, 1987 - 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 36
... value of 0.6 % Zn is associated with 1 · 1 % Cu . The lead values are very low ( 90 ppm ) . R. S. Nair carried out geochemical studies of mag- netite bearing`ultramafic rocks of Salem district , Tamil Nadu . The nickel value in the ...
... value of 0.6 % Zn is associated with 1 · 1 % Cu . The lead values are very low ( 90 ppm ) . R. S. Nair carried out geochemical studies of mag- netite bearing`ultramafic rocks of Salem district , Tamil Nadu . The nickel value in the ...
Page 58
... value of 37 ppb of mercury had been reported for 84 samples . Two grab rhyolite · samples from mainland area collected near " Sativali " had shown 75 ppb to 270 ppb values for mercury . A total of 754 grams of native mercury was also ...
... value of 37 ppb of mercury had been reported for 84 samples . Two grab rhyolite · samples from mainland area collected near " Sativali " had shown 75 ppb to 270 ppb values for mercury . A total of 754 grams of native mercury was also ...
Page 212
... values of the samples collected from Arikera , Betrayaswamy and Jayamangala blocks indicated low values of less than 0.4 gm / tonne . Raichur District R. N. Mishra and S. K. Biswas contined investigation for gold in Hutti ( 16 ° 11 ...
... values of the samples collected from Arikera , Betrayaswamy and Jayamangala blocks indicated low values of less than 0.4 gm / tonne . Raichur District R. N. Mishra and S. K. Biswas contined investigation for gold in Hutti ( 16 ° 11 ...
Contents
INTRODUCTION | 1 |
GEOCHRONOLOGY AND ISOTOPE GEOLOGY DIVISION | 7 |
PHOTOGEOLOGY AND REMOTE SENSING DIVISION | 15 |
Copyright | |
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amphibolite analysed Andhra Pradesh anomaly Asstt attended bands Bangalore basalt basalt flows basemetal basin Bihar Bijawar biotite block boreholes Calcutta carried charnockite Circle clay coal coalfield core covering an area Deccan Trap deposits depth Director District Divn dolomite drill holes dykes exploration exposed folds Formation geochemical geological mapping Geologist Jr Geology Division Geophysical geotechnical investigations Ghosh gneiss Gondwana grade granite gneiss Group Headquarters Hydel Hyderabad indicated Karnataka Kumar Laboratory laterite limestone line km located logged Lucknow Madhya Pradesh magnetic Maharashtra mapped an area meeting mica million tonnes mineral mineralisation Nagpur nala Orissa pegmatite phyllite Project quartz quartzite Quaternary Rajasthan Regional river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shillong Shri Singh soil spillway sq km sq km area Srivastava strike length studies Supergroup surveys thickness toposheet traverse trending tunnel upto varying Vindhyan