Records of the Geological Survey of India, Volume 127, Part 2The 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 47
... upto 0.75 % Sr upto 0.44 ppm Cr upto 820 Ppm Rb upto 500 Ppm Cu upto 300 Ppm Zr upto 750 Ppm REE upto 1,139 Ppm Au 25 Zn upto 490 ppm upto 3.6 Minette Leucite Lamproite 958 - 1140 ppm 401 - 657 ppm ( La / Lu ) N 118 - 140 55-56 Eu / Eu ...
... upto 0.75 % Sr upto 0.44 ppm Cr upto 820 Ppm Rb upto 500 Ppm Cu upto 300 Ppm Zr upto 750 Ppm REE upto 1,139 Ppm Au 25 Zn upto 490 ppm upto 3.6 Minette Leucite Lamproite 958 - 1140 ppm 401 - 657 ppm ( La / Lu ) N 118 - 140 55-56 Eu / Eu ...
Page 211
... ( upto 0.44 ppm ) , Tankocha ( upto 1.6 ppm ) , Amjhor ( upto 1.23 ppm ) and Bhutparsa area near Nimdih ( upto 0.7 ppm ) . Mostly gold mineralisation is present within quartz veins / quartz reef intruding into tuff and carbonaceous ...
... ( upto 0.44 ppm ) , Tankocha ( upto 1.6 ppm ) , Amjhor ( upto 1.23 ppm ) and Bhutparsa area near Nimdih ( upto 0.7 ppm ) . Mostly gold mineralisation is present within quartz veins / quartz reef intruding into tuff and carbonaceous ...
Page 264
... upto 30 m isobath . The sand facies is followed closely by a narrow strip of sandy clay in the offshore sector from north of Gangavaram upto Rushi hill . Off Kutukonda , the sand facies directly grades into clay facies . The clay facies ...
... upto 30 m isobath . The sand facies is followed closely by a narrow strip of sandy clay in the offshore sector from north of Gangavaram upto Rushi hill . Off Kutukonda , the sand facies directly grades into clay facies . The clay facies ...
Contents
Photogeology Remote Sensing Division | 29 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING 146240 | 149 |
Overview of the Deputy Director General | 243 |
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aeromagnetic airborne amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures basin Bengal BHUTAN Bihar biotite block boreholes carbonaceous charnockite Chekha clay coal seams COAL WING Coalfield Code cores covered cruise depth range DISTRICT Division drilling east eastern exploration for coal faults field season fold geochemical GEOLOGICAL MAP geophysical data gneiss Gondwana granite gneiss gravity grey ground evaluation heavy mineral indicate intersected intrusives investigation isobath Kamthi LAMPROITE lamprophyres lignite lineament located MADHYA PRADESH magnetic metabasalt metamorphism migmatites million tonnes mineralisation multisensor NW-SE occur Orissa phyllite programme Proterozoic quartz quartzite Raniganj Regional exploration ridge rocks Sakoli sand sandstone scale schist seabed seam zones sector sediments sequence shale shear zones Shumar slope southern sq km strike length structural studies sub-basin sub-surface Survey of India Talchir Tamil Nadu tectonic thickness Thimphu toposheet trending upto varies