n.泥砂岩(粉砂岩)
Host rocks are pelitic siltstone and silty mudstone. 矿体明显受断裂控制。
The channel is overlain by siltstone and lenticular beds of limestone. 河道上面覆盖着粉砂岩和石灰岩透晶体。
The main rocks are sandstone, mudstone and muddy siltstone or silty mudstone. 岩石类型主要有砂岩、泥岩及泥-粉砂过渡岩类。
Carbonate and fine clastic rocks is its block, and siltstone is its matrix. 岩块由灰岩和细碎屑岩组成，基质为粉砂岩。
The presence of fragments of silicified siltstone retains their original bedding. 硅化粉的砂岩碎块保留有原始层面。
