是穿插贯入于岩石中的板状和脉状砂岩体。砂岩墙主要是未固结的碎屑物质液化后贯入到裂隙中形成的。砂岩墙形态复杂，规模差别极大，内部常具流动构造，反映液态的液化碎屑物质的贯入－变形作用。 成因往往与古地震有关。
改建的原则是尽可能多地保留房屋的原始建筑特色，所以建筑师对建筑的硬砂岩墙、坡屋顶和前门廊进行了修复。
The aim was to preserve as many of the house's original architectural features as possible, so the architects restored the building's hard sandstone walls, gabled roofs and front porch.
河南省嵩山地区中—新元古代五佛山群沉积岩中发育几百条砂岩岩墙、砂岩岩脉和砂岩岩床 ，形成一个壮观的砂岩岩墙群。
Numerous sandstone dikes and sills (about 230) were dominantly found in the shales of the Puyu Formation, and formed a large swarm of sandstone dikes.
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