这些克洛·维斯文化的古印第安人利用公园里发现的大量的黒曜岩来制造这样的切割工具和武器。
These Paleo-Indians, of the Clovis culture, used the significant amounts of obsidian found in the park to make such cutting tools and weapons.
用多种检测方法对溪洛渡水电站当地的玄武岩人工骨料的碱活性进行了大量的试验研究。
A large number of experiment studies are performed for basalt crushed aggregate alkali activity by different test methods at site of Xiluodu hydropower station.
九岭南缘安义珠洛山变质基底地层中也发育有辉绿岩岩墙群，其形成时代及成因未作过研究。
The diabase dike group is developed in metamorphic basement in Zhulou Mountain at the South Edge of Jiuling Mountain, their forming era and their origins have not been researched.
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