Records of the Geological Survey of India, Volume 131, Parts 5-6The Survey, 1996 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 10
... volcanic ash ( formation III ) is divisible into 2 members . Each formation represents a cycle of deposition commencing with a gravel bed overlain by sandstone and silt . Volcanic ash attains a maximum thickness of 2.65 metres and ...
... volcanic ash ( formation III ) is divisible into 2 members . Each formation represents a cycle of deposition commencing with a gravel bed overlain by sandstone and silt . Volcanic ash attains a maximum thickness of 2.65 metres and ...
Page 12
... Volcanic ash varies in colour from light grey to buf to light brownish grey and the thickness varies between 0.1 m and 2.65 m . Linear continuity of an individual volcanic ash horizon does not exceed 1 km . Smaller lenses are quite ...
... Volcanic ash varies in colour from light grey to buf to light brownish grey and the thickness varies between 0.1 m and 2.65 m . Linear continuity of an individual volcanic ash horizon does not exceed 1 km . Smaller lenses are quite ...
Page 75
... volcanic contact zones in Hira - Buddini block , a one year investigation , comprising detailed mapping , trenching was taken up in the western continuation of Hira - Buddini block to identify the potential block for drilling . The ...
... volcanic contact zones in Hira - Buddini block , a one year investigation , comprising detailed mapping , trenching was taken up in the western continuation of Hira - Buddini block to identify the potential block for drilling . The ...
Contents
ANDHRA PRADESH | 1 |
KARNATAKA AND GOA | 71 |
GEOTECHNICAL INVESTIGATIONS | 144 |
Copyright | |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly arsenopyrite auriferous bands basalt basin bed rock biotite block borehole carried charnockite chert clay Cuddapah Deccan Trap depth dimensional stone DISTRICT dolerite drilling emplaced excavation exposed fault field season folds foliation Formation gabbro geochemical GEOLOGICAL MAP geophysical gneiss gneissic gold mineralisation Gondwana grained granite granulite gravity grey grouting indicated intersected intrusives joints Karnataka Kerala kimberlite laterite lineament located lode MADHYA PRADESH magnetic Maharashtra metabasalt metamorphism migmatite mineral mineralised zone Nagpur NE-SW NNW-SSE NW-SE occurs pegmatite phyllite pink pyrite quarries quartz quartz veins quartzite Quaternary regional river samples sandstone Sausar Group scale schist schist belt shale shear zone slope soil spillway sq km strike length structure studies sulphide surveys TAMIL NADU tectonic thickness toposheet traverse trench trending tuff tunnel upto volcanic weathered width एवं का की के क्षेत्र मी में से हेतु है