Records of the Geological Survey of India, Volume 136, Parts 4-7Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 14
Tonalite gneiss is composed mainly of xenoblastic plagioclase and quartz with variable amounts of biotite and minor microcline. Apatite and iron oxides are the common accessories. Tonalite and granodiorite that are medium to coarse ...
Tonalite gneiss is composed mainly of xenoblastic plagioclase and quartz with variable amounts of biotite and minor microcline. Apatite and iron oxides are the common accessories. Tonalite and granodiorite that are medium to coarse ...
Page 29
The poikiloblastic gamets contain inclusions of prograde amphibole and plagioclase and iron-titanium oxides. There is fonnation of simplectitic intergrowth of plagioclase and amphibole in moats around gamet porphyroblasts.
The poikiloblastic gamets contain inclusions of prograde amphibole and plagioclase and iron-titanium oxides. There is fonnation of simplectitic intergrowth of plagioclase and amphibole in moats around gamet porphyroblasts.
Page 1
The leucosome part of metatexite is composed essentially of medium-grained quartz, plagioclase, microcline, biotite and a little amphiboles with mafics about 10%. Mesosome part of metatexite consists of medium-grained biotite and ...
The leucosome part of metatexite is composed essentially of medium-grained quartz, plagioclase, microcline, biotite and a little amphiboles with mafics about 10%. Mesosome part of metatexite consists of medium-grained biotite and ...
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Contents
EXTENDED ABSTRACTS OF PROGRESS REPORTS | 5 |
MEGHALAYA MINERAL INVESTIGATION PROJECT | 11 |
RECORDS VOLUME 136 PART5 | i |
Copyright | |
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Common terms and phrases
amphibolite Andhra Pradesh anomaly auriferous bands basalt base metals basin bedrock biotite block boreholes carried charnockite clay collected comprising Construction stage geotechnical covered Cuddapah deformation delineated depth district dolerite dolomite drilling dykes east excavation exploration exposed fault feldspar field field season folds foliation Formation foundation fracture geoenvironmental geological mapping geophysical geotechnical investigation gneiss gneissic gold values grained granite granite gneiss granitoids gravity grey grouting indicated intersected intrusive joints kimberlite limestone lineaments lithounits located magnetic Meghalaya migmatite mineralised zone minerals NE-SW NNW-SSE NW-SE occur overburden pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Rajasthan regional River rock samples sand sandstone scale schist schist belt shear zone slope soil sq km stage geotechnical investigation stream sediment strike length structural studies sulphide Supergroup surface surveys syenite Tamil Nadu tectonic thick toposheet traverse trench trending Udaipur district ultramafic village volcanics weathered width
Bibliographic information
| Title | Records of the Geological Survey of India, Volume 136, Parts 4-7 |
| Author | Geological Survey of India |
| Publisher | Government of India, 2001 |
| Export Citation | BiBTeX EndNote RefMan |