Harvest Minerals Limited engages in the mineral exploration and production of organic natural fertilizers in Brazil. It holds 100% interests in the Arapua fertilizer project comprising 12 mineral claims located in Brazil; and the Miriri Phosphate project consisting of seven mineral rights spanning an area of total 6,112 hectares located in the State of Pernambuco. The company also holds 100% interest in the Sergi Potash Project consisting of one miner claim situated at Sergipe Alagoas Basin; the Iguatama Limestone Project comprising of one miner claim located in the municipality of Iguatama, Minas Gerais; and the Mandacaru Phosphate project consisting of three exploration licenses covering a total area of 5,908.67 hectares located in Ceara State, Brazil. Harvest Minerals Limited was formerly known as Triumph Tin Limited and changed its name to Harvest Minerals Limited in December 2014. The company is based in Perth, Australia.