Imports In 2015, Curaçao imported $5.37k in Earth colours with >70% iron as Ferrous oxide, becoming the 0th largest importer of Earth colours with >70% iron as Ferrous oxide in the world. At the same year, Earth colours with >70% iron as Ferrous oxide was the 0th most imported product in Curaçao. Curaçao imports Earth colours with >70% iron as Ferrous oxide primarily from: N/A.