闻名于世的昭陵(唐太宗李世民墓),位于礼泉县的九宗山上。一山挺拔于黄土台原之上,气势雄伟。山顶及附近出露的砾岩,前人均作为同一层位处理,但无论在地层层位或沉积环境方面都存在很多不同认识。有人认为是冰碛或冰筏沉积,与震旦系罗圈组对比,有人认为是滨海砾岩,属寒武、奥陶系。 The famous Zhaoling (Taizong Li Shimin tomb), located in Liquan nine hills. A mountain quite straight above the loess plateau, imposing. The conglomerates and the nearby conglomerates at the top of the mountain and nearby are treated by the same person as the same layer, but there are many different understandings on the formation stratigraphy and depositional environment. Some people think that moraine or raft deposition, compared with the Sinian Luozupai group, some people think that is a coastal conglomerate, a Cambrian, Ordovician.