Global distribution of 20 mule team borax products. from our principal mine in boron, california, u.s. borax supplies our customers by a variety of methods to meet customer needs.whether by rail, vessel, or truck, our products leave our california and european processing facilities and ship directly to customers or via our various stock points around the world. 42+ borax products. browse, shop and read reviews for borax products online. free delivery across ksa. free returns. 5m+ products. Borax (sodium tetraborate hexahydrate or sodium borate) is a naturally-occurring mineral composed of sodium, boron, oxygen and water. it has been used as a remedy for over 4000 years. most commercially-produced borax is mined from deposits produced by the repeated evaporation of seasonal lakes. U.s. borax, part of rio tinto, is a global leader in the supply and science of borates—naturally-occurring minerals containing boron and other elements. we are 1,000 people serving 500 customers with more than 1,700 delivery locations globally.