Records of the Geological Survey of India, Volume 108Geological Survey of India, 1977 - Earthquakes |
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Page 37
... occur as minor disconnected bands mainly within the schists and phyllites , in the western part of the area . The epidiorites together with their variants occur sporadically within the meta - pelites . Quartz veins are numerous in the ...
... occur as minor disconnected bands mainly within the schists and phyllites , in the western part of the area . The epidiorites together with their variants occur sporadically within the meta - pelites . Quartz veins are numerous in the ...
Page 81
... occur as phenocrysts in 32 flows out of 42 . They are mostly of augite and phenocrystic pigeonite appears to be rare . The clinopyroxene ( augite ) appears to have started crystallising before the eruption in most , if not all flows ...
... occur as phenocrysts in 32 flows out of 42 . They are mostly of augite and phenocrystic pigeonite appears to be rare . The clinopyroxene ( augite ) appears to have started crystallising before the eruption in most , if not all flows ...
Page 107
... occur in the marginal hybrid zone which encircles the Bandal batholith as seen in abundance in Najan ( 31 ° 52 ′ : 77 ° 17 ′ ) — Jhuni - Manihar - Garshala - Galari Thachs and Drashar Thach areas in the Garash valley , in Pashi ( 31 ...
... occur in the marginal hybrid zone which encircles the Bandal batholith as seen in abundance in Najan ( 31 ° 52 ′ : 77 ° 17 ′ ) — Jhuni - Manihar - Garshala - Galari Thachs and Drashar Thach areas in the Garash valley , in Pashi ( 31 ...
Contents
OF | 1 |
On the leadzinc mineralisation around Kushbani Purulia district | 36 |
Eocene ostracoda from Kolayatji area Rajasthan by V D Mamgain | 42 |
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Amboli Amilia Aravalli Bandal granite bands Barakar basalt flows beds belt biotite brachiopod brown carbonatite Champaner Chorhoti clay clinopyroxene coal seams coalfield collapse conglomerate cracks crinoid damage Deccan Basalt Deccan Traps deposits Dhauli diamonds district earthquake east epicentre exposed fault fauna felspar fibrolite folding formations fossils Gansser Geol Geological Survey Ghat gneisses grained granite granitisation grey Griesbach groundmass Haora river Himalayas horizon isoseismal Karewa Kashmir kimberlite kutcha kutcha-pucca lava limestone lower Mahabaleshwar Main sub-basin masonry metamorphic metres mica minerals Moher sub-basin Muth Quartzite Niti Pass nodules observed occur olivine Ordovician outcrops pahoehoe Permian phenocrysts phyllites plagioclase Plate porphyritic Pradesh present Purewa quartz quartzite river rocks samples sandstone schists sediments seen sequence shales shock Silurian Spiti storeyed stratigraphic structures Surv Survey of India tectonic thickness thin trend Triassic ultrabasic Upper upto valley vertical vesicles village zone