Mozambique and China have agreed to map the vast, untapped deposits of critical minerals buried beneath the African nation’s resource-rich northern provinces, as Maputo seeks Chinese capital and security expertise to unlock one of the continent’s most coveted – and conflict-ridden – resource frontiers. The announcement was made in a joint statement issued after talks between Chinese President Xi Jinping and his Mozambican counterpart Daniel Chapo in Beijing on Tuesday. The geological survey will...