1999 Vol. 17, No. S1
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1999, 17(S1): 663-667.
Abstract:
The rare earth mineral monazite ((Ce,La,Th)P04)is usually found in magmatic rocks or related meta-morphosed rocks as one of seldom associated minerals. Sometimes the monazite can be found in elastic rocks or placer. Although the authigenic monazite h...
The rare earth mineral monazite ((Ce,La,Th)P04)is usually found in magmatic rocks or related meta-morphosed rocks as one of seldom associated minerals. Sometimes the monazite can be found in elastic rocks or placer. Although the authigenic monazite h...
1999, 17(S1): 675-680.
Abstract:
The superlarge Fe-Nb-REE ore deposit at Baiyun Obo is one of the most large Nb-REE ore deposits in the world,which is hosted by dolomite in the Baiyun Obo Formation of Middle Prpterozoic age. In this paper the tectonic setting,regional geology,region...
The superlarge Fe-Nb-REE ore deposit at Baiyun Obo is one of the most large Nb-REE ore deposits in the world,which is hosted by dolomite in the Baiyun Obo Formation of Middle Prpterozoic age. In this paper the tectonic setting,regional geology,region...
1999, 17(S1): 687-690.
Abstract:
The Characteristics of fluorescence alteration of some typical coals from China has been investigated by means of laser microprobe. The results show that there are three fluorescence alteration patterns for telocolli- nite. They are positive alterati...
The Characteristics of fluorescence alteration of some typical coals from China has been investigated by means of laser microprobe. The results show that there are three fluorescence alteration patterns for telocolli- nite. They are positive alterati...
1999, 17(S1): 699-705.
Abstract:
Donghe sandstone is typical shore-shallow-sea facies quartz sandstone with burial depth ranging from 3500 to 5100m and the largest thickness 129 meter formed during late Devonian (or early Carboniferous) in Tarim basin. Although it has great depth, i...
Donghe sandstone is typical shore-shallow-sea facies quartz sandstone with burial depth ranging from 3500 to 5100m and the largest thickness 129 meter formed during late Devonian (or early Carboniferous) in Tarim basin. Although it has great depth, i...
1999, 17(S1): 718-722.
Abstract:
Syngenetic clast in sedimentary rock is a fragment which develops in the sedimentary pr0ocess where weakly consolidated argillaceous or silty sediments formed just a little earlier were re-eroded to fragments. It is a cepositional structural phenomen...
Syngenetic clast in sedimentary rock is a fragment which develops in the sedimentary pr0ocess where weakly consolidated argillaceous or silty sediments formed just a little earlier were re-eroded to fragments. It is a cepositional structural phenomen...
1999, 17(S1): 728-733.
Abstract:
Being one of the most important oil source rock in Biyang depression,the lacustrine carbonate rock is,here,mainly composed of dolomite,representing the characteristics of lacustrine carbonate rocks formed in the course of soda lake evolution Under th...
Being one of the most important oil source rock in Biyang depression,the lacustrine carbonate rock is,here,mainly composed of dolomite,representing the characteristics of lacustrine carbonate rocks formed in the course of soda lake evolution Under th...
1999, 17(S1): 742-746.
Abstract:
The paper focuses on sequence stratigraphy of the Sinian in Western Henan Province. Based on the theory of sequence stratigraphy,three type I sequences have been identified, in which the first two sequences correlate to the Huanglianduo Formation and...
The paper focuses on sequence stratigraphy of the Sinian in Western Henan Province. Based on the theory of sequence stratigraphy,three type I sequences have been identified, in which the first two sequences correlate to the Huanglianduo Formation and...
1999, 17(S1): 752-757.
Abstract:
The Neozoic Era stratra deposits are mainly terrigenous clastics which formed in arid or semiarid regions in Kuche down warping region in Tarim basin. There are six lithologic associations during Neogene period in Kuche depression. The lithologic aso...
The Neozoic Era stratra deposits are mainly terrigenous clastics which formed in arid or semiarid regions in Kuche down warping region in Tarim basin. There are six lithologic associations during Neogene period in Kuche depression. The lithologic aso...
1999, 17(S1): 763-768.
Abstract:
Sampling the 1674 in Haojiatai,Xiaochangliang and Donggutuo sections in Nihewan bain based on the field works, and studying their quality susceptibility value and analysing their grain size characteristics. The results show that the change of suscept...
Sampling the 1674 in Haojiatai,Xiaochangliang and Donggutuo sections in Nihewan bain based on the field works, and studying their quality susceptibility value and analysing their grain size characteristics. The results show that the change of suscept...
1999, 17(S1): 775-781.
Abstract:
The area of the Yellow Sea is about 417 thousands square kilometres and is divided into north and South two parts according to the boundary line between the Chengshantou of Shandong Province and the Bailing Islands of Korea. Of which the North Yellow...
The area of the Yellow Sea is about 417 thousands square kilometres and is divided into north and South two parts according to the boundary line between the Chengshantou of Shandong Province and the Bailing Islands of Korea. Of which the North Yellow...
1999, 17(S1): 789-793.
Abstract:
The piston core PC5794,698cm long,was recovered from the East Pacific Ocean. It is composed of Quaternary and early Miocene in stratigraphy. 55 nannofossils ooze samples of early Miocene(698-140cm,24.06-22.06Ma)were collected in the interval of 5cm,a...
The piston core PC5794,698cm long,was recovered from the East Pacific Ocean. It is composed of Quaternary and early Miocene in stratigraphy. 55 nannofossils ooze samples of early Miocene(698-140cm,24.06-22.06Ma)were collected in the interval of 5cm,a...
1999, 17(S1): 798-804.
Abstract:
The Luhuo rift occurs in the internal parts of the Songpan-Ganzi massif,western Sichuan,which was bounded by the deep-seated Jiajilong-Quesuo fault and Seda fault. The boundary faults dipped northeastward and southwestward respectively, which constit...
The Luhuo rift occurs in the internal parts of the Songpan-Ganzi massif,western Sichuan,which was bounded by the deep-seated Jiajilong-Quesuo fault and Seda fault. The boundary faults dipped northeastward and southwestward respectively, which constit...
1999, 17(S1): 811-814.
Abstract:
Through research of gaseous hydrocarbon geochemistry of thermal simulating experiment and productive gaseous matter of nature evolution process from coal- measure source rocks, author think changeable of methane carbon isotope (δ13C1) are been from l...
Through research of gaseous hydrocarbon geochemistry of thermal simulating experiment and productive gaseous matter of nature evolution process from coal- measure source rocks, author think changeable of methane carbon isotope (δ13C1) are been from l...
1999, 17(S1): 820-824.
Abstract:
The advanced analytic techniques of thermal stimulation/on-line stable carbon mass spectrum and thermal stimulation/gas chromatography have been used to determine the light hydrocarbon distribution and the δ13C ratio of benzene and toluene of source ...
The advanced analytic techniques of thermal stimulation/on-line stable carbon mass spectrum and thermal stimulation/gas chromatography have been used to determine the light hydrocarbon distribution and the δ13C ratio of benzene and toluene of source ...
1999, 17(S1): 836-838.
Abstract:
An analysis is made about alkanes in TSP in Taiyuan city by GC-MS and GCC-MS.The result shows the following distribution features of ulkanes in TSP:There is an app+rent difference Letween winter and summer,i. e. distribution feature in winter takes t...
An analysis is made about alkanes in TSP in Taiyuan city by GC-MS and GCC-MS.The result shows the following distribution features of ulkanes in TSP:There is an app+rent difference Letween winter and summer,i. e. distribution feature in winter takes t...
1999, 17(S1): 846-853.
Abstract:
Natural gas hydrates have become an exciting national and international research issue. Gas hydrates,also called gas clathrates,naturally occur in solids comprised of water molecules forming a rigid lattice of cages with most of the cages, each conta...
Natural gas hydrates have become an exciting national and international research issue. Gas hydrates,also called gas clathrates,naturally occur in solids comprised of water molecules forming a rigid lattice of cages with most of the cages, each conta...
1999, 17(S1): 668-674.
Abstract:
Antlsraxolite is very common in Longtoushan reef limestone region. The main mode of occurrence of anthraxolite is in karst cavities,primary holes of reef limestone and in calcite veins. Some anthraxolite is discovered in cassiterite-sulphide ore bodi...
Antlsraxolite is very common in Longtoushan reef limestone region. The main mode of occurrence of anthraxolite is in karst cavities,primary holes of reef limestone and in calcite veins. Some anthraxolite is discovered in cassiterite-sulphide ore bodi...
1999, 17(S1): 681-686.
Abstract:
This paper dealt with the weathering and evolution of primary and clay minerals in ferrallite derived from basalt and granite in the south China .In the intensive weathered iatosol derived from basalt,the heavy min- erals mainly existed in the partic...
This paper dealt with the weathering and evolution of primary and clay minerals in ferrallite derived from basalt and granite in the south China .In the intensive weathered iatosol derived from basalt,the heavy min- erals mainly existed in the partic...
1999, 17(S1): 691-698.
Abstract:
The Dingjiazhai Fm. aged Asselian-Sakmarian pseudoconformably overlies the Pumenqian Fm. aged the Lower Carboniferous. The Dingjiazhai Fm. in the Dingjiazhai section at Shidian County mainly comprises 3 parts in ascending order:1. the pebble-bearing ...
The Dingjiazhai Fm. aged Asselian-Sakmarian pseudoconformably overlies the Pumenqian Fm. aged the Lower Carboniferous. The Dingjiazhai Fm. in the Dingjiazhai section at Shidian County mainly comprises 3 parts in ascending order:1. the pebble-bearing ...
1999, 17(S1): 712-717.
Abstract:
Oolitic pyrite ores,a special ore-type,occur in the Gaobanhe massive sulfide deposit in the Proterozoic rift in the Yanshan region. The pyrite oolides have cores consisting of compacted trangular laminae,cemented by filamentous thermophilous microorg...
Oolitic pyrite ores,a special ore-type,occur in the Gaobanhe massive sulfide deposit in the Proterozoic rift in the Yanshan region. The pyrite oolides have cores consisting of compacted trangular laminae,cemented by filamentous thermophilous microorg...
Reservoir Characters of Classic Rocs of the Shanxi Formation at Yi-Meng Area,Northern of Ordos Basin
1999, 17(S1): 723-727.
Abstract:
sandy-conglomerated braided channel of middle fan, the point-sandbar deposit ofmeandering river and the distributor channel sand of the delta-plain are the main sandstone reservoir of the shanxi formation at the Yi-Meng area. The sand bodies are cons...
sandy-conglomerated braided channel of middle fan, the point-sandbar deposit ofmeandering river and the distributor channel sand of the delta-plain are the main sandstone reservoir of the shanxi formation at the Yi-Meng area. The sand bodies are cons...
1999, 17(S1): 734-741.
Abstract:
The discovery and study of Changqing Gas Field in Ordos Basin has shown the gas exploration prospect of Paleozoic,especially the weathered crust gas reservoir of Ordovician System. Ertuokeqianqi is one of the most favorable regions for gas exploratio...
The discovery and study of Changqing Gas Field in Ordos Basin has shown the gas exploration prospect of Paleozoic,especially the weathered crust gas reservoir of Ordovician System. Ertuokeqianqi is one of the most favorable regions for gas exploratio...
1999, 17(S1): 747-751.
Abstract:
Based on various information,total 8 allocyclic parasequences are identified in Upper May Member,Central Ordos Basin and most of them are in good coincidence with the Gamma Ray logging curves. In this paper, each parasequence is described in detail. ...
Based on various information,total 8 allocyclic parasequences are identified in Upper May Member,Central Ordos Basin and most of them are in good coincidence with the Gamma Ray logging curves. In this paper, each parasequence is described in detail. ...
1999, 17(S1): 758-762.
Abstract:
The late Triassic lacustrine in Ordos basin is a large open lake with gentle topography .This paper has firstly reported the lacustrine elastic tempestites in the Triassic Yanchang Formation of the central Ordos basin. The typical tempestite consist ...
The late Triassic lacustrine in Ordos basin is a large open lake with gentle topography .This paper has firstly reported the lacustrine elastic tempestites in the Triassic Yanchang Formation of the central Ordos basin. The typical tempestite consist ...
1999, 17(S1): 769-774.
Abstract:
The superficial sediment layer in lake,only a few centimeters in thickness,may contain more organic matter,nutrients and anthropogenic pollutants than the entire water-cdumn. The particle sige distribution can be used to indicate the flow direction a...
The superficial sediment layer in lake,only a few centimeters in thickness,may contain more organic matter,nutrients and anthropogenic pollutants than the entire water-cdumn. The particle sige distribution can be used to indicate the flow direction a...
1999, 17(S1): 782-788.
Abstract:
It is well known that beachrocks are the characteristic rock of tropics and subtropics beach. They are formed in special geomorphologic locations and sedimentary environment and are formed in special geomor-phologic locations and sedimentary environm...
It is well known that beachrocks are the characteristic rock of tropics and subtropics beach. They are formed in special geomorphologic locations and sedimentary environment and are formed in special geomor-phologic locations and sedimentary environm...
1999, 17(S1): 794-797.
Abstract:
The abundance and distribution of amino acids in sediments are closely related to the organism amounts and sedimentary environment. However organism amounts are controlled by the climatic condition during sedimentary period. Thus, the abundance and d...
The abundance and distribution of amino acids in sediments are closely related to the organism amounts and sedimentary environment. However organism amounts are controlled by the climatic condition during sedimentary period. Thus, the abundance and d...
1999, 17(S1): 805-810.
Abstract:
On the basis of the theory of plate tectonics, according to the organic relationship between the successful model of basi:xai dynamic types and the geological conditions,main gas-bearing basins in China are classified into six groups and nine sub-gro...
On the basis of the theory of plate tectonics, according to the organic relationship between the successful model of basi:xai dynamic types and the geological conditions,main gas-bearing basins in China are classified into six groups and nine sub-gro...
1999, 17(S1): 815-819.
Abstract:
Shiyanghe and Heihe rivers,situated in the east part of Hexi Corridor,Gansu province,are two typical rivers in the arid and semi-arid area. According to the groundwateic helium isotope composition,most samples collected from these two river basins ar...
Shiyanghe and Heihe rivers,situated in the east part of Hexi Corridor,Gansu province,are two typical rivers in the arid and semi-arid area. According to the groundwateic helium isotope composition,most samples collected from these two river basins ar...
1999, 17(S1): 832-835.
Abstract:
In this paper,low mature mudstone and limestone from Carboniferous System in Tarim Basin have been studied by the thermal simulating experiment. The results show that amount of gaseous hydrocarbon become more and more with increasing simulation tempe...
In this paper,low mature mudstone and limestone from Carboniferous System in Tarim Basin have been studied by the thermal simulating experiment. The results show that amount of gaseous hydrocarbon become more and more with increasing simulation tempe...
1999, 17(S1): 839-845.
Abstract:
The radiant heat transportation at desert interface includes solar radiant heat flux,long wave radiant heat flux and desert surface heat flux. Based on the natural and climatic conditions of Gurbantunggut Desert,the author has measured and analyzed t...
The radiant heat transportation at desert interface includes solar radiant heat flux,long wave radiant heat flux and desert surface heat flux. Based on the natural and climatic conditions of Gurbantunggut Desert,the author has measured and analyzed t...
