Countries With the Largest Phosphate Reserves WorldAtlas
Mar 23, 2018· Largest Phosphate Reserves. Most of the world''s phosphate reserves are in Morocco, with the country accounting for approximately 70% of the total reserves or 50 billion tons. It is also the secondlargest producer with most of the production coming from Bou Craa mine in Western Sara. Morocco remains the largest exporter of phosphate.