Records of the Geological Survey of India, Volume 120, Parts 2-8Vols. 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 77
block , the background value for Cu is 50-100 ppm . The studies brought out some higher values for Zn which are anomalous against the background ranging between 75-150 ppm . A few such anomalous zones could be demarcated on the basis of ...
block , the background value for Cu is 50-100 ppm . The studies brought out some higher values for Zn which are anomalous against the background ranging between 75-150 ppm . A few such anomalous zones could be demarcated on the basis of ...
Page 104
Block by block estimation based upon averages from drive - face samples , could be somewhat improved by weighting the cross - cut samples representing the two mutually perpendicular attitudes 70+ 70 50+ GRADE 50+ THICKNESS FREQUENCY ...
Block by block estimation based upon averages from drive - face samples , could be somewhat improved by weighting the cross - cut samples representing the two mutually perpendicular attitudes 70+ 70 50+ GRADE 50+ THICKNESS FREQUENCY ...
Page 107
Co , which should be interpreted as the inherent error of block estimation in both dimensions of the strike Reef in Hutti Gold mine , is large ( } Yn ) for block estimations but is uniform over both directions .
Co , which should be interpreted as the inherent error of block estimation in both dimensions of the strike Reef in Hutti Gold mine , is large ( } Yn ) for block estimations but is uniform over both directions .
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Common terms and phrases
anhydrite associated average axial planes bands Barotiya base basin beds belt Bhim Group block bodies boreholes burrows channel chert Chitradurga clay Delhi Delhi Supergroup delta deposit depth detailed developed Devgarh direction district drilling east eastern effect environment estimate evaporites exploration field folds formation Geol Geological geometry gold grade granite gravity grey ground halite Haryana hinge India indicate inlier iron laterite limb lineation major Marble metamorphism mineral mineralisation mining minor Nagaur nature observed occur origin parallel pattern phase of folding plain plunge pre-Delhi present quartz Rajasthan range Reef regional represents reserve resulted rocks samples sand scale schist sediments seismic refraction Sendra Group sequence shear shear zone stage strike structures sulphide surface Surv surveys Table tectonic thickness tion trend unit values volcanics western zone
Bibliographic information
| Title | Records of the Geological Survey of India, Volume 120, Parts 2-8 Memoirs of the Geological Survey of India |
| Author | Geological Survey of India |
| Publisher | government of India., 1985 |
| Original from | University of Minnesota |
| Digitized | 15 Dec 2016 |
| Export Citation | BiBTeX EndNote RefMan |