Company's Q1 production fell 10% year on year, partly owing to operations running at reduced capacity because of higher rates of covid-19 infections among workers.
The ongoing project at Los Pelambres copper mine in Chile will cost $2.2bn, up from last year's estimate of $1.7bn and a 70% jump from the original $1.3bn figure.
Battery production, and more specifically lithium, is the “fundamental limiting factor” for electric-vehicle adoption worldwide, Musk said on an earnings call.