Tumkur, where Geological Survey of India has found indications of Gold Reserves, is located in which among the following states?

Q. Tumkur, where Geological Survey of India has found indications of Gold Reserves, is located in which among the following states?
Answer: Karnataka
Notes: Ajjanahalli mine is located in Tumkur District, Karnataka; and it is an Open-cast gold mine, active during 1995 to 2002.