Saudi king to open mine project, crown prince to attend G20

Saudi Arabia's King Salman will inaugurate the Waad Al-Shamaal mining project on Thursday, Alarabiya TV said on Twitter, quoting energy minister Khalid al-Falih.Saudi authorities estimate the region holds 500 million tons of phosphate ore, around 7 percent of global proven reserves, mainly in the Al Jalamid and Umm Wu'al areas between Arar and Turaif.Falih also said that Crown Prince Mohammed bin Salman would participate in a G20 summit in Argentina at the end of the month.