Records of the Geological Survey of India, Volume 72, Issues 3-4The Survey, 1937 - Earthquakes |
From inside the book
Results 1-3 of 38
Page 345
... show pyritohedral boundaries ( Plate 22 , fig . 3 ) . Excepting those crystals isolated in quartz , almost all the ẞ gersdorffite shows various degrees of replacement by galena or chalcopyrite , and a variety with a colour almost ...
... show pyritohedral boundaries ( Plate 22 , fig . 3 ) . Excepting those crystals isolated in quartz , almost all the ẞ gersdorffite shows various degrees of replacement by galena or chalcopyrite , and a variety with a colour almost ...
Page 353
... shows a relic vein of B gersdorffite enclosed in sphalerite , and along the direction of which there has been a still later replacement by galena and carbonate . The position of the early carbonate , which , so far as I know , is all ...
... shows a relic vein of B gersdorffite enclosed in sphalerite , and along the direction of which there has been a still later replacement by galena and carbonate . The position of the early carbonate , which , so far as I know , is all ...
Page 395
... shows torn - off fragments of the veins included in the granite . It will be recognised that these sections are not considered to be perfectly conclusive of the distinction between the granite and peg- matite . There is little doubt ...
... shows torn - off fragments of the veins included in the granite . It will be recognised that these sections are not considered to be perfectly conclusive of the distinction between the granite and peg- matite . There is little doubt ...
Contents
MINERALS OF GROUP | 247 |
MINERAL CONCESSIONS GRANTED DURING THE YEAR | 298 |
Polished and Thin Section Technique in the Laboratory of the Geological | i |
3 other sections not shown
Other editions - View all
Common terms and phrases
1.-General Report 3.-Mineral Production alluvium ankerite Aravalli artesian Assam Attock district Baluchistan beds Bihar Bihar and Orissa biotite boulangerite bournonite calc-gneisses cent Central Provinces chalcopyrite Chinji zone clay Coal coal-field Cretaceous cwts Danta deposits Earthquake Erinpura granite F. R. C. Reed Fauna feet felspar Fossil galena Geol Geological Survey Geology gersdorffite glacial glaciers Godavari Gondwana grey Hills Himalaya Idar India Indus Isa Khel Kashmir Limestone lode Lower Madras Manganese-ore Memoir Messrs Mica Middlemiss miles minerals Miscellaneous Notes molar Nagpur Narbada North North-West Northern Shan output P. L. Renewal Petroleum PLATE print).-Annual report print).-Geology Production of India Punjab pyrargyrite pyrite quartz quartzites Rajputana Raniganj replaced river rocks Salt-range sand sandstone Section Septem Sirohi Sivapithecus indicus Sivapithecus indicus Pilgrim Sivapithecus sivalensis Lydekker Siwaliks specimens sphalerite Surv Survey of India Tertiary tetrahedrite tons valued Upper Burma valley veins wolfram