basaltic lava 中文意思是什麼
basaltic lava
解釋
玄武熔巖-
Basaltic lava first erupted from the center and built up the volcano
首先是玄武巖漿從中間噴發，構成火山。 -
The bulk of the volcano is basaltic, but the slopes are dotted with cones and lava flows consisting of glassy, silica - rich lavas called dacites
此火山的主體是玄武巖，但是山坡卻點綴著由石英安山巖（一種玻璃質、富含矽的熔巖）形成的熔巖錐和熔巖流。 -
Whereas the rocks in the ancient heavily cratered terrains were basaltic, the younger rocks of the northern lowlands resembled a more highly evolved type of lava called andesite : they contained more glass, more silica - rich minerals and fewer iron - bearing minerals
古老、充滿坑洞的地區，巖石屬于玄武巖，但北方低地較年輕的巖石卻類似一種更高度演化、稱為安山巖的熔巖：它們含有較多玻璃質、較多富矽礦物、以及較少含鐵礦物。
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