Anglo-Australian mining group Rio Tinto Plc (LON:RIO) has contracted NRW Holdings Ltd (ASX:NWH) to deliver a 34-MW solar photovoltaic (PV) project at its Gudai-Darri mine in the Pilbara region of Western Australia. The Australian diversified contract services provider announced the news today, saying that the awarded job is worth AUD 60 million (USD 44m/EUR 37.5m). […]