Date: 7 August 2007 Time: to hrs. Venue: BIRDS Training Center, Muthyalapadu Topic: Geology Faculty: Dr. S. V. Govardhan Das International Learning Workshop on Demand-side Management of Groundwater 30 July - 10 August 2007
Stratigraphy of Cuddapah Basin Source: William King
GroupFormations Thickness in M. Rock Type Kurnool Group Nandyal Shale15-100Shale Koilakuntla Limestone 15-50Limestone Panyam Quartzite10-35Quartzite Auk Shale10-15Shale - Okar Narji Limestone Limestone Banaganapalli Quartzite Conglomerate, Quartzite Unconformity
Nallamalai Group Srisailam Quartzite 300Quartzite & Shale Unconformity Cumbum (Pullampet) 2000 Phylite,Quartzite, Dolamite, Shale&Quartzite Bairenkonda (Nagari) Quartzite 1500 Bairenkonda Quartzite & Shale 4000 Nagari Quartzite, Shale, Intrusives Angular Unconformit GroupFormations Thickness in M. Rock Type
Chitravathi Group Gandikota Quartzite 300 Quartzite & Shale Tadiparthi Rocks4600 Shale, Ash falls Pulivendula Quartzite Quartzite, Dolamite intrusives, Conglomerate Dis Unconformity GroupFormations Thicknes s in M. Rock Type
Vempalli Group Papagni Group1900 Stomatolitic Dolamite, Dolamite Mud Stone, Breckia, Basic Flows & Quartzite. Gulcheruvu Rocks Conglomerate, Arkose, Quartzite & Shale Eparchaean Unconformity Archaeans GroupFormations Thicknes s in M. Rock Type