
Jebsen & Jessen - World's biggest producer of
Garnet sand is used as a cutting material in waterjet cutting and as a blasting grit/blasting sand for surface treatment. Our sister company GMA Garnet is the world's largest producer of natural industrial garnet and extracts the abrasive at its own mines to the north of Perth in Western Australia and in Montana in the USA. For more than a decade, GMA has also been carrying out pioneering