Records of the Geological Survey of India, Volume 130, Parts 7-8Government of India, 1995 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 14
... olivine bearing basalt Pink and grey baked fossili- ferous clay Porphyritic olivine bearing basalt Chocolate coloured baked burrowed clay Olivine - bearing porphyritic basalt with amygdules at top and base Red and green , cherty ...
... olivine bearing basalt Pink and grey baked fossili- ferous clay Porphyritic olivine bearing basalt Chocolate coloured baked burrowed clay Olivine - bearing porphyritic basalt with amygdules at top and base Red and green , cherty ...
Page 38
... olivine and occasional phenocrysts of titanaugite . Two types of olivine phenocryst : ( i ) with more than 90 % forsterite content and marked by embayment and ( ii ) less than 75 % forsterite content and euhedral in shape are ob- served ...
... olivine and occasional phenocrysts of titanaugite . Two types of olivine phenocryst : ( i ) with more than 90 % forsterite content and marked by embayment and ( ii ) less than 75 % forsterite content and euhedral in shape are ob- served ...
Page 40
... Olivine Dhodam Olivine + Titanaugite Mafic : Felsic 1 : 1 Titanaugite Analcite ( 70 ) + Titanaugite ( 25 ) + Opaque ( 5 ) 3 : 7 Titanaugite ( 75 ) + Olivine ( 5 ) 4 : 1 Olivine Olivine + Titanaugite + Opaque ( 15 ) + Plagioclase ( 5 ) ...
... Olivine Dhodam Olivine + Titanaugite Mafic : Felsic 1 : 1 Titanaugite Analcite ( 70 ) + Titanaugite ( 25 ) + Opaque ( 5 ) 3 : 7 Titanaugite ( 75 ) + Olivine ( 5 ) 4 : 1 Olivine Olivine + Titanaugite + Opaque ( 15 ) + Plagioclase ( 5 ) ...
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Common terms and phrases
aeolian Alluvium anomaly bands basalt base metal basin bedrock biotite block borehole carried clasts clay comprises conglomerate deformation Delhi Supergroup deposits depth dips dolerite dolomite drilling environmental exposed Field Season fluvial Fold Belt foliation Formation foundation geochemical geoenvironmental geological mapping geophysical geotechnical investigation glacier gneiss gold grained granite Granitoid Granitoid Complex gravity grey Group Gujarat Haryana Himachal Pradesh indicated Jammu joints km² Ladakh limestone lineaments lithounits located magnetic Mahendragarh mineral mineralisation Murree NE-SW olivine pegmatite phyllite plagioclase porphyritic Proterozoic pyrite quartz quartz veins quartzite Quaternary Rajasthan Region river rocks samples sand sandstone scale schist sediments sequence shale shear zone Singh Siwalik slope soil Sonbhadra district sq km structure studies sulphide Supergroup surveys terraces thematic maps thick tion traverses trending tunnel upto Uttar Pradesh valley varying Vindhyan volcanics West Banas river एवं का की के तथा पी में से