- 基性火層巖
- 基性火成巖
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basic igneous rock中文什么意思
例句與用法
- The results indicate : ( 1 ) the distribution of magmatic rocks shows the feature that in the middle and western part of the study area basic igneous rocks dominate , and in the middle - eastern part intermediate rocks are predominant , while in the southeastern part acid ones are developed . ( 2 ) in the area west to the shiwandashan basin , intermediate magmatites were controlled by deep ne - striking and nw - striking faults , especially at the conjunction site of these two group faults , magmatic activity was strong ; and its tectonic background can be attributed to extensional continental rift
其中，在十萬(wàn)大山盆地以西地區(qū)的偏基性巖漿活動(dòng)受北東和北西向深斷裂控制明顯，尤其以此兩組斷裂交匯處的巖漿活動(dòng)強(qiáng)烈，盆地構(gòu)造背景屬大陸伸展裂谷環(huán)境；在十萬(wàn)大山盆地以東地區(qū)為偏酸性巖漿活動(dòng)，主要受東吳運(yùn)動(dòng)形成的欽防造山帶的控制，屬大陸邊緣造山帶或島弧造山帶環(huán)境。 - According to the comparison and analysis of mineral composition and geochemical characteristics of trace element , sulfur isotope , hydrogen and oxygen isotope , lead isotope and rare earth element in the gold ore and the altered spilite from the deposits of huachanggou gold mine , it was confirmed that the gold ore had obvious succession of the basic igneous rock
摘要通過(guò)對(duì)鏵廠溝金礦床金礦石和蝕變細(xì)碧巖礦物組成、微量元素、硫同位素、氫氧同位素、鉛同位素及稀土元素地球化學(xué)特征地對(duì)比分析，得出金礦石對(duì)該基性火山巖存在明顯的繼承性。