Himalayan Geology Seminar, New Delhi, 1976: A Collection of Papers Presented at the Seminar Held on 13-17 September, 1976 in New Delhi, Volume 1, Issue 1Geological Survey of India, 1979 - Geology |
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Page 311
... Mineral and Light Residues The heavy mineral suite of the Green facies show stable to moderate- ly stable nature , consisting of persistent opaque minerals . The non - opaque minerals comprise epidote which is persistent and zoisite ...
... Mineral and Light Residues The heavy mineral suite of the Green facies show stable to moderate- ly stable nature , consisting of persistent opaque minerals . The non - opaque minerals comprise epidote which is persistent and zoisite ...
Page 321
... minerals . Keratophyres show spherulitic and porphyritic textures and comprise essentially albite , potash fledspar , quartz and accessory chlorites . Modal composition of the prin- cipal rocks are given in Table II . Mineral ...
... minerals . Keratophyres show spherulitic and porphyritic textures and comprise essentially albite , potash fledspar , quartz and accessory chlorites . Modal composition of the prin- cipal rocks are given in Table II . Mineral ...
Page 396
... mineral like chloritoid , as an index mineral is considered doubtful . Generally staurolite develops within pelitic rocks rich in iron . As it has already been pointed out that the metasediments contain K - feldspars , the staurolite if ...
... mineral like chloritoid , as an index mineral is considered doubtful . Generally staurolite develops within pelitic rocks rich in iron . As it has already been pointed out that the metasediments contain K - feldspars , the staurolite if ...
Contents
SECTION I | 49 |
Siwalik stratigraphy and its bearing on the Main Boundary | 67 |
Metamorphism and Igneous Activity in the Himalaya | 81 |
Copyright | |
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Abor Volcanics Acharyya Agglomeratic Slate Almora arenaceous Arunachal Pradesh assemblage bands basalts basin beds belt Berinag Bhutan biotite Blaini Buxa Calc Zone calcareous carbonate Carboniferous Central Crystallines chlorite conglomerate correlation Darjeeling Delhi Deoban deposits district dolomite Eastern Himalaya facies fauna folds fossiliferous fossils Gansser Garhwal Garhwal Group garnet Geol Surv Ind Geological Survey gneiss gneissic Gondwana granite grey Gupta Himachal Pradesh Himalaya Himalaya Geol Himalayan Geology Seminar horizon India Miscellaneous Publications Jammu Jaunsar Karewa Kashmir Krol Kumaon Lesser Himalaya limestone lithofacies lithological Lower Main Boundary Fault Mandi mapping metamorphism mineral muscovite nappe Nepal occur orogeny overlying Palaeozoic pebble Permian Phuntsholing phyllite Pithoragarh Plate Precambrian quartz quartzite Rec Geol Surv regional rocks Salkhala sandstone schist sedimentary sediments sequence shale Shali Shri Simla Siwalik Soc Ind spilites Spiti stratigraphic stromatolites structural Subathu Survey of India syncline tectonic Tejam Tethyan thrust Triassic Tundapathar Unpubl Report GSI Upper Valdiya valley Wadia