CHARACTERISTICS OF BASALTS IN LANCANG VOLCANIC ROCK BELT AND THEIR TECTONIC SETTING

来源期刊：中国有色金属学报(英文版)1998年第4期

论文作者：Hu Xiangzhao Kuang Lixin

文章页码：700 - 704

Key words：basalt　,petrology　,geochemistry,　rift

Abstract: For mineral composition, chemical composition, rare earth elements of basalt, etc, the characteristics of petrology and geochemistry of alkali-olivine basalt, olivine basalt and trachy basalt in Lancang volcanic belt was expouded in detail, and the basalt in the belt which belongs to alkali basalt of potassic series was pointed out. On the basis of above-mentioned study, the tectonic setting, in which the basalt occurred, had been discussed.