Niquelândia is municipality in northern Goiás state, Brazil. It is the largest municipality in the state in area and is an important producer of miner…Niquelândia is municipality in northern Goiás state, Brazil. It is the largest municipality in the state in area and is an important producer of minerals. Niquelândia is 370 km from the state capital, Goiânia, and has an elevation of 650 meters above sea level. The average annual temperature is 32 °C, and the climate is tropical humid.