petrogenesis 中文意思是什麼
petrogenesis
解釋
巖石成因論-
However, it is unsubstantial for the investigation on chorology and geochemisty, and dissimilar for the research on petrogenesis and tectonic setting
但關於它們的年代學和系統的地球化學研究還比較薄弱，且對其成因和形成的構造環境，仍存在著爭議。 -
Despite of this, the field geology and the character of pyroclastic rocks remain the basis of the petrogenesis of pyroclasic rocks
盡管這樣，野外地質和火山碎屑巖的巖性特徵，仍是火山碎屑巖成因研究的基礎。 -
They all belong to the calc - alkaline island arc series and are closely related to the evolution of the arc - basin systems of the gangdise tectonic belt. based on studies of petrology, litho - geochemistry, tectonic setting, petrogenesis and magmatic evolution, the present dissertation summarized the general evolutionary regularity of the magmatic rocks in time and space. the magmatic rock assemblages are divided into the inter - arc spreading basin t
在對研究區主要礦產分佈特徵、成因類型系統分析的基礎上，總結了措勤地區構造巖漿演化與成礦的關系，並將研究區成礦系統劃分為匯聚大陸邊緣成礦巨系統、碰撞造山成礦巨系統和陸內匯聚成礦巨系統。 -
There is a close relation between mesozoic tectonic evolution, fluid evolution, petrogenesis and mineralization in the manzhouli - e ' erguna region in the northeast of the northern orogenic belt, china, and three evolution stages of the mesozoic tectonic - fluid - petrogenetic and metallogenetic system are proposed out : 1 ) acompanied by ree and cu mineralization, the calc - alkaline volcanic rocks and mantle - crust mixed type granite occurred under the regional tension tectonic background caused by the mongolia - okhotsk residual ocean that was closing in scissors form in the early - middle jurassic. 2 ) acompanied by pb, zn and ag mineralization, the calc - alkaline and alkaline volcanic rocks occurred under the regional shear - compression tectonic background in the late jurassic. 3 ) acompanied by u, f, pb, zn and ag mineralization, the caic - alkaline and alkaline volcanic rocks occurred under the regional tension tectonic background in the early cretaceous
摘要本文討論了北方造山帶東北段滿洲里額爾古納地區及其毗鄰區中生代構造流體成巖成礦系統及其演化的三個不同階段： 1 ）早中侏羅世張性「似裂谷環境」下所形成的中基性堿性火山巖、同熔性花崗巖及深源流體活動形成的稀土礦床和斑巖性銅鋁礦床； 2 ）晚侏羅世擠壓剪切環境下所形成的酸性火山巖、斑巖類及深源流體活動所形成的鉛鋅銀礦床； 3 ）早白堊世張性環境下所形成的基性堿性火山巖及深源流體活動所形成的鈾礦床、金銀礦床及螢石礦床。 -
Geochemical characteristics and petrogenesis of neoproterozoic - early cambrian volcanic rocks in tianshan area
早寒武世火山巖地球化學和巖石成因 -
The petrological and geochemical characteristics and petrogenesis significance of spilite from lower permian dashizai group in the middle section of da hinggan mountains
大興安嶺中段二疊系大石寨組細碧巖的巖石學地球化學特徵及其成因探討 -
The definition and petrogenesis of fei - ts ' ui are reviewed
摘要對翡翠的結構及其成因進行了評述。 -
Petrogenesis of the mesozoic potash rich volcanic rocks in the luzong basin, anhui province : geochemical constraints
安徽廬樅中生代富鉀火山巖成因的地球化學制約
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