Memoirs of the Geological Survey of Pakistan, Volume 7The Survey, 1969 |
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Page 3
... formation of chromite mineralization within the northern part of the Baluchis- tan geosyncline is of Late Cretaceous - Paleocene age . The instrusions of ultramafic rocks in the Hindubagh region reach considerable dimensions , the ...
... formation of chromite mineralization within the northern part of the Baluchis- tan geosyncline is of Late Cretaceous - Paleocene age . The instrusions of ultramafic rocks in the Hindubagh region reach considerable dimensions , the ...
Page 9
... formation of manganese , barite - polymetallic and chromite de- posits took place . The formation of pyrite type deposits is believed to occur at this stage , which is connected with the development of volcanogenous submarine formations ...
... formation of manganese , barite - polymetallic and chromite de- posits took place . The formation of pyrite type deposits is believed to occur at this stage , which is connected with the development of volcanogenous submarine formations ...
Page 10
... formation of large regional orebear- ing structures of ore belt types took place , and they are characterized by a clearly definite mineralization . 4. Usually the endogenous ore formations of each stage of development are located in ...
... formation of large regional orebear- ing structures of ore belt types took place , and they are characterized by a clearly definite mineralization . 4. Usually the endogenous ore formations of each stage of development are located in ...
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Common terms and phrases
Afghanistan Alpine geosynclinal antimony Baluchistan Alpine Baluchistan geosynclinal development barite barite-polymetallic Bela region border central geosynclinal trough central geosynclinal zone Chagai median massif chalcopyrite characteristic characterized chromite deposits chromite ore belt complex confined copper and molybdenum copper-molybdenum Cretaceous Dalbandin distribution of endogenous Early Paleogene endogenous deposits endogenous mineralization Eocene epithermal felsic Fluorite deposits folded structures formation formed fracture zones fractured intrusions gabbro geological development geological structure Geological Survey geosynclinal regime geosynclinal trough zone granodiorite hematite Hindubagh region hydrothermal Indian Platform Khuzdar Las Bela lenses limestones Magmatism magnetite main folding Makran manganese manifestations Mesozoic metallogenic features metallogeny mineral deposits molybdenum Neogene North Waziristan occur Oligocene orebearing structures Paleogene Pishin Pishin-Makran trough Pishin-Makran zone plagiogranites porphyrites Quetta regularities of distribution schists sedimentation skarn southern structural zones submarine effusives Survey of Pakistan terrestrial effusives Tethys thickness took place ultramafic intrusions ultramafic rocks volcanogenous West Pakistan widely developed