Records of the Geological Survey of India, Volume 78, Issue 1Government of India, 1949 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 36
... Pyrite The occurrence of a bedded deposit of iron pyrites in several places on the south side of the Simla ridge was brought to public notice two years ago by Dr. Kedar Nath . Simla , Punjab . It has been visited by Dr. A. M. Heron , Dr ...
... Pyrite The occurrence of a bedded deposit of iron pyrites in several places on the south side of the Simla ridge was brought to public notice two years ago by Dr. Kedar Nath . Simla , Punjab . It has been visited by Dr. A. M. Heron , Dr ...
Page 147
... pyrite , chalcopyrite , tetrahedrite and galena . Pyrite is scattered throughout the area as fine or coarse , well defined crystals . Under the microscope , pyrite occurs as large individual cubes and pyritohedra , or as minute grains ...
... pyrite , chalcopyrite , tetrahedrite and galena . Pyrite is scattered throughout the area as fine or coarse , well defined crystals . Under the microscope , pyrite occurs as large individual cubes and pyritohedra , or as minute grains ...
Page 148
Geological Survey of India. Minute droplets of pyrite in magnetite indicate that pyrite is younger in age than magnetite . Pyrite is commonly corroded or partially replaced by tetrahedrite , chalcopyrite and galena , and in some ...
Geological Survey of India. Minute droplets of pyrite in magnetite indicate that pyrite is younger in age than magnetite . Pyrite is commonly corroded or partially replaced by tetrahedrite , chalcopyrite and galena , and in some ...
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A. L. Coulson alluvium aquifers Assam Auden B. C. Roy Bamra bands Bangalore beds Bengal biotite boulders Bradshaw Burma calcareous Calcutta chaung Cherra sandstone clay Clegg Coal coloured conglomerates Congr Current Science Damodar river deposits east Eastern States Agency fault feet felspar ferruginous fine-grained fossils Garhwal Geol geological survey Geologist Ghosh gneisses gorge granite gravels inches intrusions Iron-ore series Jaintia Hills Jammu Kashmir Khasi Hills Kohat Kopili Lahiri limestone London mapped massive mica-schists Middle Siwalik mile minerals Mining Journ Mysore Naini nala north-west north-western occur Orissa outcrop pegmatites phyllites Pinlebu pipe-line Proc Provinces Punjab pyrite quartz quartzites rocks Salt Range Sambalpur district sand sandstone schists seepages Shahkot shales sheet 78 sheet 84 Shillong Shillong series Siwalik slates south-west specimens strata strike Surv Survey of India thick tube-well Twenty-Sixth Ind Upper veins village Yamethin Yamethin district zone