macroelement การใช้

• In this document , we shall state two results about the macroelement tech - nique at first , one for the case of macroelement partitions , and the other one for the coverings by overlapping macroelements
• Through the study of characteristic of macroelement , microelement , rare - earth element , oxyhydrogen isotope , sulfur isotope , lead isotope , fluid inclusion etc , a conclusion can be drawn that metallogenic substance comes from the upper mantle with mixing of some substance from the upper crust latter . it is likely to have the same source with the surrounding rock