These geochemical characteristics results suggest that the Chunyang granite must have been generated ... , indicate that these rocks have characteristics of calc-alkaline series in the sub-alkaline field, I-type ... Most of the geochemical features in major and trace elements show systematic trends, which are similar
Evolutionary process of each stage was examined from the geochemical characteristics. ... to crystallize and fractionate. ... Tertiary volcanic activity in the Fildes Peninsula can be divided into three stages (I, II, III) of
A basic research was conducted on the mineral weathering and geochemical characteristics in the KURT ... In particular, there are a characteristic weathering of feldspar mineral and a preferential leaching ... analysis for some micro-changes of the rocks caused by the chemical weathering.
geochemical characteristics of groundwater system at the KURT site. ... Geochemical composition of fracture filling minerals and groundwater was investigated to characterize ... In addition, the isotope-depleted water contained higher fluoride concentration.
In order to evaluate die geochemical characteristics of sediment in a semi-enclosed bay used as shellfish ... The concentrations of elements in sediment were mainly controlled by quartz-dilution effect(V, Cr, Fe ... and fish farming area, the concentrations of metallic(V, Cr, Mn, Fe, Co.
bay in August of 2013 were measured to investigate the characteristics of trace metals distribution ... and probable effects level(PEL) proposed by the ministry of onceans and fisheries(MOF) in Korea and geochemical ... about current level, although those for As, Mn and Zn were not.
In order to reveal sedimentary facies and geochemical characteristics on sediments distributed in upper ... Geochemical behavior of metals in the sediments is dependant on grain size, in part, but might be much ... controlled by complex submarine topography, highly varied tidal currents and surrounding land geology
In order to investigate geochemical characteristics, the geological groups categorized into granitic ... The purpose of this study is to investigate geochemical characteristics for stream sediments in the Naju ... We collected 139 stream sediments samples from primary channels.
This study examined the geochemical characteristics, equilibrium temperature and pressure conditions, ... Cenozoic ultramafic xenoliths in chemical compositions. (2) The pressure-temperature conditions of ultramafic ... .%, Mg값: 90.1-92.2)으로 구성되어 있다. (2) 한반도 맨틀포획암의 평형온도는 854-1016˚C이고, 압력은 4.6-24.4 kbar로 얻어졌다. (3) 맨틀포획암을
In order to investigate the geochemical characteristics of surface sediments in streams of Gwangju City ... influenced by the domestic sewage of the city. ... were collected and analyzed for grain size and metal and organic carbon contents.
In order to know the natural background and geochemical characteristics of geological groups, we classified ... We study the natural background and geochemical characteristics on geological groups of stream sediment ... Generally Cr, Co, Ni, and Cu have a good correlation with major elements, but a low correlation with
of Korea) were analyzed for grain-size texture, some geochemical characteristics and clay mineralogy ... Rare-earth element compositions and some geochemical discrimination diagrams, especially of Ti/Al, Nb ... 본 연구에서 Ti/AI, Nb/Al 그리고 Rb/Al 비 등을 포함한 특징적인 원소성분도(geochemical discrimination diagram)와 희토류 원소들의 함량 특성은
Process of ecosystems have characteristic time and space scales that should be accounted for in environmental ... 녹아있는 것 입자 Particulate 유기 Organic - 생물체(organisms ; 식물, 동물, 미생물)에 의해 만들어 진 것 : 유기화합물 무기 Inorganic - 광물체(geochemical ... It covers the ability of the ecosystem to resist changes when external factors are changed. ♥ Bioaccumulation
Interpretations of the chemical characteristics of the granitic rocks favor their emplacement in a compressional ... Whole rock chemical data of the granitic rocks from the study area indicate that all the rocks have characteristics ... Geochemical and petrological study on the granitic rocks were carried out in order to constrain the petrogenesis
The Uljin granitoids have similar geochemical characteristics, paleotectonic environments and intrusion ... Interpretations of the chemical characteristics of the granitic rocks favor their emplacement in a compressional ... Geochemical studies on the granitic rocks are carried out in order to constrain the petrogenesis of the
We studied petrological and geochemical characteristics of the Mesozoic volcanic rocks in the Da Hinggan ... relatively rare, which shows bimodal characteristics. ... geochemically from subducting slabs, although it is, at present within the Asia continent.
It is known that coal-derived fly ashes have the unique chemical composition and mineralogical characteristics ... Geochemical data showed that microbial activity sharply increased after the 7th day of the 60-day course ... Geochemical data including Eh/pH, alkalinity, and major and trace elements showed that the bacteria not
This study investigated sediment oxygen consumption rates and geochemical characteristics of sediment ... in hypoxic area of the Gamak Bay based on the chamber experiments and geochemical analyses. ... In the sediment incubation experiment with chamber at site C3 in the northern inner bay and site C17
The geochemical properties of groundwater from limestone and granite are commonly characterized as Ca2 ... Hydrogeochemical characteristics of groundwater from a limestone and granite area were studied in the ... The concentrations of F in the groundwater show a positive relationship with the values of Na, HCO3,
The geochemical characteristics of the Jeonju foliated granite indicate that the granite had been crystallized ... crust materials. ... Model ages were caculated to be 1.82∼2.89Ga.