Relier Pairs Trial 7Version en ligne Trial 7 par Martin Smith 1 This massive open pit is the biggest mine in Isoko. 2 Toxic mercury is used to aggregate the gold, 3 Considering the giant scale of the pit, the final product seems meagre. 4 This piece of gold is worth about ten dollars. 5 Suddenly everyone was earning money. 6 The population grew like Abidjan’s; and with this, the economy also became like Abidjan’s – says one man. Look! He’s washing out a tiny grain! Of gold! Hundreds of people work in tandem to dig out gold ore. and is then drained into the soil.