矿田地层为泥盆系火山岩建造及下石炭统火山-沉积岩建造。
The stratigraphy is shown as volcanic formations of Devonian and volcanic-sedimentary formations of Lower Carboniferous.
他们建造了成千上万的圆形石质防风林并在其中种植花草，还用破碎的火山岩来保持土壤湿润。
They built thousands of circular stone windbreaks and gardened inside them, and used broken volcanic rocks to keep the soil moist.
巴里坤煤矿北原划下泥盆统塔黑尔巴斯套组下部，发现一套中基性火山岩及火山碎屑岩建造。
A set of intermediate basic volcanics, pyroclastic rock and top part of clastic rock is found in north of Balikun coal mine.
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