Inoltre, in Cina la materia prima viene trasportata in fabbriche vicine, con costi di trasporto trascurabili, mentre negli Stati Uniti i costi necessari al trasporto della barite dalle miniere o dalle cave fino alle fabbriche sono notevoli. ###>In addition, the raw material in China was transported to near-by factories involving practically no transport cost, while in the USA the cost to transport barite from the mines to the factories was substantial.