Records of the Geological Survey of India, Volume 85, Issues 1-2 |
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Page 58
According to Mr. Burjor Mehta , white and pink felspars occur in large quantities in the pegmatites traversing the mica - schists , east of Bodi ( 23 ° 33 ' : 73 ° 13 ' ) , in the Sabarkantha district . The biggest pegmatite is about 30 ...
According to Mr. Burjor Mehta , white and pink felspars occur in large quantities in the pegmatites traversing the mica - schists , east of Bodi ( 23 ° 33 ' : 73 ° 13 ' ) , in the Sabarkantha district . The biggest pegmatite is about 30 ...
Page 78
Dr. A. K. Dey investigated the reported occurrence of mica resembling vermiculite in pegmatites occurring in the gneissic rocks at Muddampalaiyam ( 11 ° 12 ' : 76 ° 58 ' ) locally known as Bilichi . On heating the sample , it was found ...
Dr. A. K. Dey investigated the reported occurrence of mica resembling vermiculite in pegmatites occurring in the gneissic rocks at Muddampalaiyam ( 11 ° 12 ' : 76 ° 58 ' ) locally known as Bilichi . On heating the sample , it was found ...
Page 79
At present good quality mica is mined in a single pit from Lohagal ( 26 ° 30 ' : 74 ° 39 ' ) , but there are a few unexploited pegmatites in the area showing promising indications . Sabarkantha , Bombay .-- Mr . Burjor Mehta records the ...
At present good quality mica is mined in a single pit from Lohagal ( 26 ° 30 ' : 74 ° 39 ' ) , but there are a few unexploited pegmatites in the area showing promising indications . Sabarkantha , Bombay .-- Mr . Burjor Mehta records the ...
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appear Assistant associated Attached bands Bihar Bombay carried cent Circle clay coal collected comprising contains continued covered Department deposits depth detailed Development district drilling dykes early east effect examined exposed extensive feet field formations geological mapping Geological Survey Geologist gneisses Government granite grey headquarters hill important inches India industry iron laterite leave lignite limestone localities located Madhya Madras material Metal mica miles mineral mines Mysore Nagpur noted noticed November occur pegmatites pits places Pleistocene portion Pradesh present production Project proposed quantity quarried quartz quartzites records reported reserves Returned river road rocks samples sand sandstones schists seen shales sheet sheet 73 square miles strike suitable Survey of India systematic thick thin tion tons types Upper varying veins village visited