Records of the Geological Survey of India, Volume 83Vols. 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 52
Shales belonging to the Tadpatri stage of the Cheiyar series , Cuddapah system form the most predominant rocks in the area and are of grey , greenish grey , and maroon - coloured varieties . In some places they appear bleached .
Shales belonging to the Tadpatri stage of the Cheiyar series , Cuddapah system form the most predominant rocks in the area and are of grey , greenish grey , and maroon - coloured varieties . In some places they appear bleached .
Page 428
Lower Siju limestone stage ( Kirthar ) Foraminiferal shale Hard , creamy limestone with Nummulites Greenish grey shale with Assilina and Nummulites Buff coloured , hard limestone with 3 to 4 thin partings of shale containing algal ...
Lower Siju limestone stage ( Kirthar ) Foraminiferal shale Hard , creamy limestone with Nummulites Greenish grey shale with Assilina and Nummulites Buff coloured , hard limestone with 3 to 4 thin partings of shale containing algal ...
Page 429
Grey shale with tiny Nummulites Khaki sandy limestone with a few foraminifera Khaki limestone showing a few Assilina and shells of molluscs Assilina marl . Assilina limestone Marl Assilina limestone Marl Assilina limestone Marl Assilina ...
Grey shale with tiny Nummulites Khaki sandy limestone with a few foraminifera Khaki limestone showing a few Assilina and shells of molluscs Assilina marl . Assilina limestone Marl Assilina limestone Marl Assilina limestone Marl Assilina ...
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Contents
ENGINEERING GEOLOGYcontd | 14 |
GEOLOGICAL SURVEYScontd | 17 |
SOUTHERN CIRCLE | 50 |
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abutment alignment appears Assistant associated Attached average bands bank bauxite boring carried cent charnockites Circle clay coal collected considered consist construction containing continued covered dam-site deep deposits depth detailed Development district drilling early east effect Engineering examined feet field formations foundation fresh further Garhwal geological Geologist gneisses Government granite ground half headquarters hill holes inches India joints leave lignite limestone localities located Lower Madras mapping material Messrs miles Mineral Mining November Nummulites occur places portion possible Pradesh present Project proposed quartz quartzites railway recommended reports reserves Returned river road rocks samples sand sandstone seams shales sheet 57 side soil strike suggested suitable surface Survey thickness thin tion tons town trap tunnel Upper valley varying veins village visited water supply weathered yield zone