Imports In 2021, Bhutan imported $596 in Mica in crude form, sheets and splittings, becoming the 0th 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 0th most imported product in Bhutan. Bhutan imports Mica in crude form, sheets and splittings primarily from: N/A.