它们保留了成矿流体运移的通道构造，围绕通道构造还显示良好的矿物分带现象，完全可以与现代海底黑烟囱对比。
The chimney shows the mineral zonation around a tight conduit associated with fluid, which is quite similar to those formed by modern black smoker at sea floor.
海底硫化物黑烟囱具有明显的柱状—锥状构造形态，常保留通道构造，矿物同心圈状分带明显。
The modern sulfide chimneys commonly show evident columnar to conical geometry, characterized with the concentric mineralogical zonation around a central conduit.
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