The chemistry and migration patterns of the mantle ichor are discussed on a globle scale followed by evaluations of the significance of HACONSfluid with respect to various geological processes of fundamental interest.
A HACONS,mantle fluid, has been proposed in the light of current knowledge concerning Diwa,rift ,asthenosphere,anomalous and depleted mantle,plume, percolating magma fluid, degassing,inorganic origin of some oil and g...A HACONS,mantle fluid, has been proposed in the light of current knowledge concerning Diwa,rift ,asthenosphere,anomalous and depleted mantle,plume, percolating magma fluid, degassing,inorganic origin of some oil and gas,hypogeic salt deposits,alkali-metasomatism in hydrothermal depos-its and experimental studies of basalts.The HACONS fluid originated from the mantle and is composed of hydrogen and halogens(H), alkalis(A), carbon(C), oxygen(O),nitrogen(N) and sulfur(S) com-pound systems .Aluminosilicate magmas are expected when the HACONS fluid reacts with solid rocks.Many geological processes,including tectonism, magmatism,volcanism,metamorphism,hydrothermal activity,thermal sedimentation and related mineralizations are thought to be controlled to a certain extent by large -scale mouement of HACONS fluid in the earth's interior.The asthenosphere is essentially a layer with abundant HACONS fluid.展开更多
Using the hydrogeochemical modeling method, the groundwater chemical environmental problems of the Hebei Plain which involve increasing of hardness and total dissolved solids in piedmont area and mixing of saline wate...Using the hydrogeochemical modeling method, the groundwater chemical environmental problems of the Hebei Plain which involve increasing of hardness and total dissolved solids in piedmont area and mixing of saline water with fresh water in middle-eastern area are studied. The water-rock interactions and mass transfer along a ground-water flow path and in mixing processes are calculated. Thus the evolution mechanisms of the groundwater chemical environment are brought to light.展开更多
Age determination using the fission track technique depends upon the accurate neutron fluence and the fission cross section value of <sup>235</sup>U. The neutron fluence determined commonly by Au and Co mo...Age determination using the fission track technique depends upon the accurate neutron fluence and the fission cross section value of <sup>235</sup>U. The neutron fluence determined commonly by Au and Co monitors or the B value(ψ=BP<sub>d</sub>, ψ=thermal fluence; p<sub>d</sub>=induced fission track density in uranium standard dosimetric glass after neutron irradiation)of展开更多
文摘The chemistry and migration patterns of the mantle ichor are discussed on a globle scale followed by evaluations of the significance of HACONSfluid with respect to various geological processes of fundamental interest.
文摘A HACONS,mantle fluid, has been proposed in the light of current knowledge concerning Diwa,rift ,asthenosphere,anomalous and depleted mantle,plume, percolating magma fluid, degassing,inorganic origin of some oil and gas,hypogeic salt deposits,alkali-metasomatism in hydrothermal depos-its and experimental studies of basalts.The HACONS fluid originated from the mantle and is composed of hydrogen and halogens(H), alkalis(A), carbon(C), oxygen(O),nitrogen(N) and sulfur(S) com-pound systems .Aluminosilicate magmas are expected when the HACONS fluid reacts with solid rocks.Many geological processes,including tectonism, magmatism,volcanism,metamorphism,hydrothermal activity,thermal sedimentation and related mineralizations are thought to be controlled to a certain extent by large -scale mouement of HACONS fluid in the earth's interior.The asthenosphere is essentially a layer with abundant HACONS fluid.
基金Project supported by the National Natural Science Foundation of China
文摘Using the hydrogeochemical modeling method, the groundwater chemical environmental problems of the Hebei Plain which involve increasing of hardness and total dissolved solids in piedmont area and mixing of saline water with fresh water in middle-eastern area are studied. The water-rock interactions and mass transfer along a ground-water flow path and in mixing processes are calculated. Thus the evolution mechanisms of the groundwater chemical environment are brought to light.
文摘Age determination using the fission track technique depends upon the accurate neutron fluence and the fission cross section value of <sup>235</sup>U. The neutron fluence determined commonly by Au and Co monitors or the B value(ψ=BP<sub>d</sub>, ψ=thermal fluence; p<sub>d</sub>=induced fission track density in uranium standard dosimetric glass after neutron irradiation)of