上岩带橄长岩中的橄榄石颗粒相当短粗。
The olivine grains in the troctolite of the Upper Zone are rather short and thick.
古堡泉岩体主要由辉长岩组成，还有少量的橄榄辉长岩和辉石橄长岩。
Gubaoquan rock body mainly is composed of the gabbros, it also contains a few olivine pyroxenites and the pyroxene troctolite.
古堡泉岩体主要由辉长岩组成，还有少量的橄榄辉长岩和辉石橄长岩。
Gubaoquan rock body mainly is composed of the gabbros, it also contains a few olivine pyroxenites and the pyroxene troctolite.
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