Records of the Geological Survey of India, Volume 125, Part 7The Survey, 1990 - 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 13
... rhyolite , fine glassy , grey rhyolite and at places granite . This breccia grades into black , greyish green and maroon tuff ; a thin layer of volcanic bombs at the base . Grey , green and maroon rhyolite with phenocrysts of pink and ...
... rhyolite , fine glassy , grey rhyolite and at places granite . This breccia grades into black , greyish green and maroon tuff ; a thin layer of volcanic bombs at the base . Grey , green and maroon rhyolite with phenocrysts of pink and ...
Page 14
... rhyolite with lenticles and blebs of fine rhyolitic material noticed at the top ; a dyke of maroon to pink rhyolite porphyry with phenocrysts ( upto 5 - 6 cm ) of feldspar . 5-15 Volcanic breccia with fragments of pink granite and ...
... rhyolite with lenticles and blebs of fine rhyolitic material noticed at the top ; a dyke of maroon to pink rhyolite porphyry with phenocrysts ( upto 5 - 6 cm ) of feldspar . 5-15 Volcanic breccia with fragments of pink granite and ...
Page 16
... rhyolite with lenticles and blebs of fine rhyolitic material noticed at the top ; a dyke of maroon to pink rhyolite porphyry with phenocrysts ( upto 5-6 cm ) of feldspar . 5-15 Volcanic breccia with fragments of pink granite and ...
... rhyolite with lenticles and blebs of fine rhyolitic material noticed at the top ; a dyke of maroon to pink rhyolite porphyry with phenocrysts ( upto 5-6 cm ) of feldspar . 5-15 Volcanic breccia with fragments of pink granite and ...
Contents
GEOLOGICAL MAPPING Page | 1 |
Elucidation of structure stratigraphy and mineralisation potential in Page | 18 |
Geological mapping around Amba Dongar area Baroda district Gujarat | 19 |
Copyright | |
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aeolian Akarsada albitite Alwar amphibolite anomaly Aravalli bands basalt base metal basin bedrock Bhilwara Bikaner district Block boreholes calc-silicate carbonate carbonatite Champaner clasts clay conglomerate Debari Group deformation Delhi Supergroup deposits dips dolerite dolomite drilling dunes dykes Erinpura Granite exploration exposed facies felsic foliation formation foundation geochemical sampling Geological map Geology Division geophysical geotechnical gneiss gossan grade granite gravity grey Gujarat Hindoli indicated intersected intrusive INVESTIGATION Kachchh kmē Ladera lignite located Mangalwar marble massive sulphide metamorphism metasediments mica schist migmatite mineralisation minerals North Sindesar Ridge occur Pali district Pb-Zn pegmatites phase phyllite Pipaliya Pipela porphyritic pyrite quartz quartz veins quartzite Quaternary Rajasthan regional rhyolite river samples were collected sand scale schist SDFB sediments sequence serpentinite shear zones Sirohi soil South stratigraphy strike length structure study area subbasin subzone Supergroup surveys tectonic thickness toposheet 45 trending Udaipur district ultramafic ultramafic rocks Zawar