The Taihua Complex in the area is a metamorphic complex undergone low-angle overthrust from the south to the north and uplifting lately by fault blocking, rather than a MCC.

• 小秦岭地区的太华杂岩解释为经历了从南向北的铲状逆冲推覆和后期抬升块断剥露的变质杂岩更为合理。