"30 killed in Angola mine collapse", 17 March 2019.

At least 30 people died after a mine collapsed at Chipindo municipality in Angola's south-west Huíla Province...According to Radio Nacional de Angola (RNA), the tragedy happened at Chiwele locality where the illegal gold miners were at work. “The prospectors were extracting gold in the mine when it collapsed due the ground humidity,” RNA said...The minerals found in Huíla Province include iron, gold, kaolin, diamonds, manganese, mica and black granite...