Memoirs of the Geological Survey of Pakistan, Volumes 7-8The Survey, 1969 |
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... ammonite bed and by the uneven lateritic top surface of the Chiltan limestone . The ammonite bed passes into the overlying unfossiliferous pyritic siltstone which has a gradational contact and the whole unit B has a total thickness of ...
... ammonite bed and by the uneven lateritic top surface of the Chiltan limestone . The ammonite bed passes into the overlying unfossiliferous pyritic siltstone which has a gradational contact and the whole unit B has a total thickness of ...
Page 3
... ammonite bed , and the overlying pyritic siltstone . The basal beds of the succeeding " Belemnite " shale are again highly pyritic , and nodular and suggest restricted ( possibly anaerobic conditions ) seas in which erosion may have ...
... ammonite bed , and the overlying pyritic siltstone . The basal beds of the succeeding " Belemnite " shale are again highly pyritic , and nodular and suggest restricted ( possibly anaerobic conditions ) seas in which erosion may have ...
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... ammonite bed above the Chiltan Limestone , Wam Tangi , Nakus . Choffatia ( ? Homoeplanulites ) sp . indet . side view of a weathered specimen B 641 from the ammonite bed above the Chiltan Limestone , Wam Tangi , Nakus . Choffatia ...
... ammonite bed above the Chiltan Limestone , Wam Tangi , Nakus . Choffatia ( ? Homoeplanulites ) sp . indet . side view of a weathered specimen B 641 from the ammonite bed above the Chiltan Limestone , Wam Tangi , Nakus . Choffatia ...
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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