Eparchaean Unconformity is located in Andhra PradeshEparchaean UnconformityEparchaean UnconformityEparchaean Unconformity is located in IndiaEparchaean UnconformityEparchaean Unconformity Eparchaean Unconformity (Tirupati hills) is a major discontinuity of stratigraphic significance that represents a period of remarkable serenity in the geological history of the earth. It is seen at the steep natural slopes, road scars and ravines in the Tirupati – Tirumala Ghat road in Chittoor district of Andhra Pradesh, India.