GreenRoc Mining plc engages in the exploration and development of mineral properties in Greenland. It primarily explores for graphite, ilmenite, and iron ore deposits. The company's flagship project is the Amitsoq Graphite project located in the Nanortalik region of southern Greenland. The company was formerly known as Pole Star Resources Plc and changed its name to GreenRoc Mining plc in July 2021. GreenRoc Mining plc was incorporated in 2021 and is based in London, the United Kingdom.