non-curl backing layer

Deformation and failure process of argillaceous limestone are resulted from weakness of rock mechanical property caused by weathering and from loose structure caused by gravitational bend; and finally, the whole structure of rock mass is entirely collapsed.

巴东组第3段泥质灰岩边坡的变形破坏过程是由于风化引起岩石力学性质弱化和重力变形导致岩体结构松动，直至整体结构崩溃的复合过程。

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Argillaceous limestone particles have relative higher psephicity and smoother surfaces but a lot of linear scratches can be observed on the particle surfaces.

泥质灰岩颗粒的磨圆度较高，颗粒表面相对光滑，但可见线状擦痕等刻蚀形态。

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Phenomenology research on deformation and failure modes of slopes composed of argillaceous limestone of the third number of Badong group ( t_2b~ 3) in new site of Fengjie County of Three Gorges Reservoir Area

三峡库区奉节县新城区T2b~3泥质灰岩斜坡变形破坏模式的现象学研究

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The ore-body occurred in the zone of weathering, in argillaceous limestone belt in Maokou Group of Lower Permian system, which shaped as stratoid and lenticular structure.

矿体赋存于二叠系下统茅口组含泥质碳酸盐岩段内，呈似层状、透镜状产于风化带中。

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