The major soil types in the district are Forest Ochrosols which develop well under moderate rainfall between 900 mm and 1650 mm. They develop under forest vegetation. They are rich in humus content. The soils are well developed with well defined profiles. The soil supports meaningful agricultural production.
The area consists of Tarkwain (pre Cambrian) and upper Birimian rocks noted for their mineral bearing potentials. Granitic rock outcrops occur at Akrokerri, Dompoase, Patakro and Kwapia. These rocks are quarried for constructional works such as building and road construction.