Memoirs of the Geological Survey of Pakistan, Volumes 7-8The Survey, 1969 |
From inside the book
Results 1-3 of 5
Page 4
... lenses and mineralized zones of quartzose rocks . The thickness and length of individual zones attains 60 m and 500 m respectively ; they constitute an extended ore band , the total length of which attain 5 km . Within this ore band ...
... lenses and mineralized zones of quartzose rocks . The thickness and length of individual zones attains 60 m and 500 m respectively ; they constitute an extended ore band , the total length of which attain 5 km . Within this ore band ...
Page 5
... lenses with calcite and sphalerite ( Dirang Kalat deposit ) . Ore lenses are located among a thick zone of crumpled and brecciated rhyolites . M. I. Ahmed ( 1962 ) suggests that the mineralization is connected with monzonite ...
... lenses with calcite and sphalerite ( Dirang Kalat deposit ) . Ore lenses are located among a thick zone of crumpled and brecciated rhyolites . M. I. Ahmed ( 1962 ) suggests that the mineralization is connected with monzonite ...
Page 9
... lenses in terrestrial porphyrites . Although ore mineralization is widely developed within ore belt , it is represented by nonp : os- pective genetic types which usually do not form important industrial quantities in similar structural ...
... lenses in terrestrial porphyrites . Although ore mineralization is widely developed within ore belt , it is represented by nonp : os- pective genetic types which usually do not form important industrial quantities in similar structural ...
Other editions - View all
Common terms and phrases
ammonite ammonite bed antimony argillaceous limestone bed Bajocian Baluchistan Baluchistan geosynclinal development barite Bathonian Belemnite bifurcating body chamber central geosynclinal trough Chagai median massif Chiltan limestone Choffatia chromite chromite deposits Cutch described specimen diadematus Waagen disconformably Dolikephalites endogenous deposits endogenous mineralization Fatmi felsic fluorite fluorite deposits fractured genus geosynclinal holotype Homoeoplanulites indet Indian Platform Indocephalites Locality.-Wam Tangi Lower Callovian Lower Callovian ammonite Macrocephalites magmatism magnetite Massive limestone Mazar Drik formation Mazar Drik limestone metallogeny microconch molybdenum Noetling Oligocene Paleogene Paralcidia Pishin Pleurocephalites polyphemus primary ribs pyritic pyritic argillaceous limestone regularities of distribution ribbing style rocks Sembar formation sequence shale shell side view skarn southern Spath specimens internal mould Stratigraphic Range.-Lower Callovian subgenus Survey of Pakistan Takatu limestone thin bedded limestone Tithonian trifurcate ultramafic intrusions Umbilical diameter umbilical wall umbilicus Upper venter volcanogenous Vredenburg 1909 Wam Tangi West Pakistan Whorl height whorl section whorl side Whorl thickness