Vast Resources (LON:VAST) 1.4p, Mkt Cap £4.3m – Dec/21 operations quarterly update and Atlas refinancing Baita Plai underground operations delivered 9.6kt and 9.7kt of mined and processed ore during Dec/22 quarter. Copper concentrate production totalled 0.4kt. Production of zinc concentrate was small and insufficient for a commercial sale with no lead production recorded during the…