detail of a horizontal fold with a disturbance in the limestone, muschelkalk of the bavarian alps, triassic

age alps arch arranged axis bank bastion bavarian bedrock bent boulder concordant deferment detail detailed displacement disturbance earth educational elevation fault fold footing geology geopetal horizontal incompetent jump layer limestone lying microstructure millions mineralogy mountains movement muschelkalk offset old organogenic petrography precious rock saddle sediment slab stone stratigraphy support triassic view years