Andhra Pradesh or AP, the “Rice Bowl of India”, is a state in southern India. It lies between 12°41′ and 22°N latitude and 77° and 84°40′E longitude, and is bordered by Maharashtra, Chhattisgarh and Orissa in the north, the Bay of Bengal in the East, Tamil Nadu to the south and Karnataka to the west. Andhra Pradesh is the 4th largest state in India by area and population. It is the largest and most populous state in Southern India. The state is crossed by two major rivers, the Godavari and the Krishna.
Andhra Pradesh can be divided into Three governance regions, namely Coastal Andhra, Rayalaseema and Telangana.
Andhra Pradesh has 23 districts: Adilabad, Anantapur, Chittoor, Kadapa, East Godavari, Guntur, Hyderabad, Karimnagar, Khammam, Krishna, Kurnool, Mahbubnagar, Medak, Nalgonda, Nellore, Nizamabad, Prakasam, Rangareddy, Srikakulam, Visakhapatnam, Vizianagaram, Warangal and West Godavari.
Hyderabad is the capital and along with the adjoining twin city Secunderabad, is the largest city in the state. Visakhapatnam, Andhra Pradesh’s main seaport, is the second largest city of the state and is home to the Indian Navy’s Eastern Naval Command .Vijayawada due to its location and proximity to major rail and road routes is a major trading center and the third largest city of the state. Other important cities and towns are: Kurnool, Warangal, Guntur,Tirupati,Karimnagar, Kakinada, Rajahmundry and Nellore.
Andhra Pradesh is leading producer of chrysotile asbestos, barites, mica, feldspar, vermiculite, quartz, laterite, silica sand, dolomite, and limestone. State accounts for 94% barites, 63% ball clay, 61% corundum, 40% diamond, 39% calcite, 28% mica, 26% garnet, 23% ilmenite, 20% limestone and 15% dolomite resources of the country. State is endowed with the internationally known black, pink, blue and multicolored varities of granites.
Important minerals occurring in the state are apatite in Visakhapatnam district; asbestos in Cuddapah district, ball clay in west godavari district; barytes in Anantpur, Cuddapah, Khammam, Krishna, Kurnool, Nellore and Prakasam districts; calcite in Anantpur, Cuddapah, Kurnool and Visakhapatnam districts: chinaclay in Adilabad, Anantpur, Chittor, Cuddapah, East Godavari, West Godavari, Guntur, Kurnool, Mahaboobnagar, Nalgonda, Nellore, Rangareddy, Visakhapatnam and Warangal districts; coal in Adilabad, East and West Godavari, Karimnagar, Khammam and Warangal districts: Corundum in Anantapur and Khammam districts: Dolomite in Anantapur, Khammam, Kurnool and Warangal districts; feldspar in Anantapur, West Godavari, Hyderabad, Khammam, Mahboobnagar, Nellore, Rangareddy and Vizianagram districts; fireclay in Adilabad, Chittor, Cuddapah, East Godavari, West Godavari, Kurnool, Nalgonda and Srikakulam districts; garnet in East Godavari, Khammam and Nellore districts; Granite in Anantapur, Chittor, Cuddapah, Guntoor, Khammam, Medak, Nalgonda, Nellore, Prakasam, Rangareddy, Srikakulam, Vizianagram and Warangal districts; Iron ore ( hematite) in Anantpur, Cuddapah, Guntur, Khammam, Krishna, Kurnool and Nellore districts; iron ore (magnetite) in Adilabad, Prakasam and Warangal districts; lead-zinc in Cuddapah, Guntur and Prakasam districts; limestone in Adilabad, Anantapur, Cuddapah, East Godavari, West Godavari, Guntur, Hyderabad, Karimnagar, Krishna, Kurnool, Mahboobnagar, Nalgonda, Nellore, Rangareddy, Srikakulam, Visakhapatnam and Vizianagram districts: manganese ore in Adilabad, Srikakulam and Vizianagram districts: mica in Khammam and Nellore districts; ochre in Cuddapah, West Godavari, Guntur, Kurnool and Visakhapatnam districts; pyrophyllite in Anantapur districts; quartz/silicasand in Anantapur, Chittor, Cuddapah, West Godavari,Guntur, Hyderabad, Khammam, Krishna, Kurnool, Mahboobnagar, Medak, Nalgonda, Nellore, Prakasam, Rangareddy, Srikakulam, Visakhapatnam, Vizianagram and Warangal district; quartzite in Kurnool, Srikakulam, Visakhapatnam and Vizianagram districts; Steatite in Anantapur, Chittoor, Cuddapah, Khammam
Other minerals that occur in the State are Bauxite in East Godavari and Kurnool districts and vermiculite in Nellore and Visakhapatnam districts. and Visakhapatnam districts; Chromite in Khammam and Krishna districts; copper in Guntur, Khammam, Kurnool and Prakasam districts; Diamond in Anantapur, Krishna and Kurnool Districts; fuller’s earth in Medak and Rangareddy districts; gold in Anantapur, Chittoor and Kurnool districts; graphite in East Godavari, West Godavari, Khammam, Srikakulam, Visakhapatnam and Vizianagram districts; gypsum in Guntur, Nellore and Prakasam districts; Kyanite in Khammam, Nellore and Prakasam districts; Magnesite in Cuddapah districts; marble in Khammam district; pyrite in Kurnool district; sillimanite in West Godavari district; Silver in Guntur district; titanium minerals in East Godavari, Krishna, Nellore, Srikakulam and Visakhapatnam districts; and tungsten in East Godavari district.