The mine would operate nonstop seven days a week and use tons of cyanide each day to leach the gold from crushed ore.
The mine was shut down.
It isn't known if this is the case.
( z0 shut-down :ARG1 ( z1 mine ) )
(z0 / shut-down-05
    :ARG1 (z1 / mine))
The mine was shut down .
z0 :ARG1 z1