Imports In 2021, Saint Vincent and the Grenadines imported $5 in Natural magnesium carbonate (magnesite), becoming the 0th largest importer of Natural magnesium carbonate (magnesite) in the world. At the same year, Natural magnesium carbonate (magnesite) was the 0th most imported product in Saint Vincent and the Grenadines. Saint Vincent and the Grenadines imports Natural magnesium carbonate (magnesite) primarily from: N/A.