Records of the Geological Survey of India, Volume 118, Parts 3-8government of India., 1991 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 30
... platinum of maximum value of 500 ppb . GEOLOGY OF PLATINUM BEARING ROCKS OF THE WORLD The platinum deposits are exclusively confind to the ultramafic and mafic rocks , more particu- larly , to dunite - peridotite and gabbroic rocks .
... platinum of maximum value of 500 ppb . GEOLOGY OF PLATINUM BEARING ROCKS OF THE WORLD The platinum deposits are exclusively confind to the ultramafic and mafic rocks , more particu- larly , to dunite - peridotite and gabbroic rocks .
Page 38
... platinum group of metals . While only , alloys of platinum , platinum - iron alloy and coope- rite ( Pt , Pd ) and laurite ( Ru , Ir , Os ) S , are present in the chromitite horizons , the tellurides , arsenides , antimonides and a few ...
... platinum group of metals . While only , alloys of platinum , platinum - iron alloy and coope- rite ( Pt , Pd ) and laurite ( Ru , Ir , Os ) S , are present in the chromitite horizons , the tellurides , arsenides , antimonides and a few ...
Page 45
... Platinum Group of elements and Gold concentration rocks , Econ . Geol . Vol . - 71 . in PAGE , N. J. et al , 1976. Platinum Metals in the Still- water Complex , Montanna . Econo . Geol . Vol . 74 , 1976 , pp . 1352-1363 . PAGE NORMAN J ...
... Platinum Group of elements and Gold concentration rocks , Econ . Geol . Vol . - 71 . in PAGE , N. J. et al , 1976. Platinum Metals in the Still- water Complex , Montanna . Econo . Geol . Vol . 74 , 1976 , pp . 1352-1363 . PAGE NORMAN J ...
Contents
Study of TaptapaniChandragiri Shear Zone in Eastern Ghats | 1 |
Chemistry of Hornblendes of the amphibolites from HesatuBelbathan | 7 |
Deformation history of the Precambrian rocks around Tigda | 13 |
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Common terms and phrases
aeolian aerial alluvial amphibolite bands basin belt Bihar biotite channel Charnockite chromite chromitite clay coal field concentration denudational hills deposits developed drainage Duasini environmental erosion FAAS flood plain fluvial folds formation gabbro Ganjam Geol Geological Survey geomorphic GEOMORPHOLOGY gneiss gold grains granite gneiss granitised amphibolite groundwater hornblende INDIA Records Volume iron khondalite Kumari land landform landuse laterite Limonite lineament Manbazar Surface massive amphibolite material ment mineralised minerals mining nala ND ND Noa Dihing Opx cumulate Orissa oxidation parent rocks pediplain plagioclase platinum group ppm ppm ppm Purulia district Quarry quartz quartzite Quaternary Rohtak district Rushikulya river Sambhar Salt Lake samples sandstone schistose schistose amphibolite sediments shear zone slopes soil sq km sqkm structures SUKINDA ULTRAMAFIC Survey of India Taptapani terraces terrain Tetla thickness tion Tirap district trend ultramafic valley varies West Bengal