Records of the Geological Survey of India, Volume 74, Part 1Geological Survey of India, 1939 - Earthquakes |
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Page 49
... quartz veins which are genetically connected with the granitic intrusives . Crushing tests made at Bangaon yielded 1-3 grains of gold per ton of quartz . The assay made on eight specimens of quartz collected at random from the outcrops ...
... quartz veins which are genetically connected with the granitic intrusives . Crushing tests made at Bangaon yielded 1-3 grains of gold per ton of quartz . The assay made on eight specimens of quartz collected at random from the outcrops ...
Page 147
... quartz , that the latter must make up nearly half the rock . This grade of metamorphism , although not very high ... quartz- schists . M Regarding the presence or absence of the vein quartz , PART 1. ] 147 WEST : Structure of Shali 6 ...
... quartz , that the latter must make up nearly half the rock . This grade of metamorphism , although not very high ... quartz- schists . M Regarding the presence or absence of the vein quartz , PART 1. ] 147 WEST : Structure of Shali 6 ...
Page 148
... quartz when passing from one to the other . Even Medlicott in his rapid survey of the country remarked on this fact in his description of the section from Belu to Dhamun Nag on page 50 of his Memoir . As regards the origin of the vein ...
... quartz when passing from one to the other . Even Medlicott in his rapid survey of the country remarked on this fact in his description of the section from Belu to Dhamun Nag on page 50 of his Memoir . As regards the origin of the vein ...
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A. L. Coulson Abstract anticline Assam Balheot Bamra Bangalore Bastar Bengal Bombay boundary Burma Calcutta Chail series Cherra sandstones conglomerate Congr Cretaceous Current Science Dagshai Deccan trap Delhi deposits east Eastern States Agency fault feet fossils Geol Geological Survey Geologist Ghosh gneisses gold granite Hazra Inst Iron-ore Series Jammu Kandi Kashmir Kathnol khad Khasi and Jaintia Khasi Hills Kulang Langrin laterite limestone London Lower Madhan slates mapped metamorphism miles minerals Mining Journ Museum Mysore Nauti khad Nongstoin north-east north-west occur outcrops overlying Panjal phyllites Proc Punjab quartz quartzite Ratnagiri district Report Riasi ridge river rocks sandstones Science and Culture seam seen shales Shali Shali quartzite Shali series Shali thrust sheet sillimanite Simla Siwalik south-east south-west specimens spur strata Subathu Surv Survey of India Sutlej Sylhet syncline Tertiary tons Twenty-fifth Ind Upper Shali limestone Wadia Yamethin