Records of the Geological Survey of IndiaIncludes the Annual report of the Geological Survey of India, 1867- |
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Page 2
Cassiterite replaced by interstitial felspar . Mic . slide 24680 . X 24 . Fig . 2. - Cassiterite replaced and veined by beryl . Mic . slide 24687 . X 24 . Fig . 3. - Beryl replaced along its cleavage , at walls of scheelite vein .
Cassiterite replaced by interstitial felspar . Mic . slide 24680 . X 24 . Fig . 2. - Cassiterite replaced and veined by beryl . Mic . slide 24687 . X 24 . Fig . 3. - Beryl replaced along its cleavage , at walls of scheelite vein .
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Completely crushed charnockite , consisting of narrow bands of hornblende ( dark ) , felspar , etc. ( light ) and garnet ( G ) . A few crystals of hypersthene ( H ) always seem to have survived the crushing . PLATE 21. – Fig . 1.
Completely crushed charnockite , consisting of narrow bands of hornblende ( dark ) , felspar , etc. ( light ) and garnet ( G ) . A few crystals of hypersthene ( H ) always seem to have survived the crushing . PLATE 21. – Fig . 1.
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Pt . 2 , 1936 ( price 4 Rs . 12 As . ) : The Tertiary Igneous Rocks of the Pakokku District and the Salingyi Township of the Lower Chindwin District , Burma , with special reference to the Determination of the Felspars by the Fedoroff ...
Pt . 2 , 1936 ( price 4 Rs . 12 As . ) : The Tertiary Igneous Rocks of the Pakokku District and the Salingyi Township of the Lower Chindwin District , Burma , with special reference to the Determination of the Felspars by the Fedoroff ...
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... of oolitic grains amongst the subangular quartz and felspar grains . Heavy minerals are abundant , particularly tourmaline and garnet . 48.1 per cent . of this rock is soluble in hydrochloric acid , and a partial analysis gives F ...
... of oolitic grains amongst the subangular quartz and felspar grains . Heavy minerals are abundant , particularly tourmaline and garnet . 48.1 per cent . of this rock is soluble in hydrochloric acid , and a partial analysis gives F ...
Page 48
The catchment area consists entirely of the Darjeeling gneiss , a banded rock consisting of quartz , felspar , biotite and muscovite mica , garnet , chlorite , tourmaline and a patite . Of these minerals only felspar and mica are ...
The catchment area consists entirely of the Darjeeling gneiss , a banded rock consisting of quartz , felspar , biotite and muscovite mica , garnet , chlorite , tourmaline and a patite . Of these minerals only felspar and mica are ...
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Contents
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Common terms and phrases
appears Assam associated beds Burma cassiterite cent Central Central Provinces charnockite China Coal Coal-field collected containing continued Cretaceous deposits district earthquake east Eastern evidence fauna feet felspar field figures formation forms fossil Garhwal garnet genus Geol Geological Survey Geology Gold granite Hills Himalayas important increase India Iron Island Kashmir later limestone Lower Madras material Memoir Mica miles minerals Mining Miscellaneous Notes Nagpur nature Northern observed occur origin Petroleum PLATE Pleistocene portion possible present probably production Production of India Punjab Quantity quartz Rajputana Range recorded Red Beds reference regarded region remains replaced river rocks Salt sandstones scale seen shales Shan shows Siwalik Southern species specimens stage structure Surv TABLE Tertiary tion tons tons valued trap Upper usually Valley valued veins Western wolfram Yunnan
Bibliographic information
| Title | Records of the Geological Survey of India Volume 73 of Memoirs of the Geological Survey of India, Geological Survey of India |
| Author | Geological Survey of India |
| Publisher | The Survey, 1868 |
| Original from | the University of California |
| Digitized | 18 Aug 2016 |
| Export Citation | BiBTeX EndNote RefMan |