Records of the Geological Survey of India, Volume 129, Parts 3-4Government of India, 1994 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 44
... located within competent quartzite . The tunnel will pass below a major shallow but progressive landslide . Preliminary study indicates that the tunnel will be free from the influence of the landslide . Quartzite - phyllite alternations ...
... located within competent quartzite . The tunnel will pass below a major shallow but progressive landslide . Preliminary study indicates that the tunnel will be free from the influence of the landslide . Quartzite - phyllite alternations ...
Page 145
... ( located on traverse line E / 86 ) had been drilled to pass through the gap area between the two old working with an objective to explore whether the lodes ex- ploited earlier are one and the same or two different lodes . It was also ...
... ( located on traverse line E / 86 ) had been drilled to pass through the gap area between the two old working with an objective to explore whether the lodes ex- ploited earlier are one and the same or two different lodes . It was also ...
Page 172
... located in this area can be made ; however , the area has been declared un- safe , in view of the unplanned underground abondoned mines . Out of the remaining five tower pillars ( TP 127 to TP 131 ) located in Amritnagar Colliery ...
... located in this area can be made ; however , the area has been declared un- safe , in view of the unplanned underground abondoned mines . Out of the remaining five tower pillars ( TP 127 to TP 131 ) located in Amritnagar Colliery ...
Contents
WEST BENGAL SIKKIM A N ISLANDS | 1 |
Report of investigation for rare metal mineralisation within pegmatite | 7 |
Gold | 14 |
Copyright | |
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Common terms and phrases
acid volcanics amphibolite Andaman anomaly Arunachal Pradesh Assam bands basemetal basin bed rock belt Bihar biotite block boreholes Chhotanagpur clay Code colour comprising conglomerate covered depth Division drilling dykes east eastern Engineering Geology erosion exploration exposed fault feldspar field season fold foliation Formation geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold Gondwana grade granite granite gneiss granitoids grey Group of rocks GSI Rec Hills district identified intrusives Karbi Anglong laterite limestone lineament lithological located medium grained Meghalaya mica schist migmatites mineralisation minerals nala occurs Orissa OVERVIEW pegmatite phyllite plagioclase Proterozoic Purulia district quartz quartz veins quartzite Quaternary Region river sand sandstone scale schist sector sequence shale Shillong Shillong Group Sikkim siltstone Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment samples structure sulphide Surface SURVEY OF INDIA terrain thick Toposheet trending ultramafic upto West Bengal western