Harvest Minerals Limited (LON:HMI) shares raced up over 14% in London as it filed the necessary documents for final approval to start trial mining at the Arapua fertilizer project in Brazil.
The group said it believes it has now satisfied all the conditions.
A further update will be provided upon receipt of advice from the Departamento Nacional de Produção Mineral (DNPM), it said.
Shared gained 14.29% to stand at 19p each.