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