Imports In 2022, Niger imported $284 in Mica in crude form, sheets and splittings, becoming the 91st largest importer of Mica in crude form, sheets and splittings in the world. At the same year, Mica in crude form, sheets and splittings was the 3067th most imported product in Niger. Niger imports Mica in crude form, sheets and splittings primarily from: Nigeria ($284).