Sibelco, one of the companies mining high-purity quartz in Spruce Pine, North Carolina, has resumed operations. In an update on Thursday, the company said that production and shipments of the quartz, which is crucial to the chipmaking process, are “progressively ramping up to full capacity.”
Spruce Pine has the only naturally occurring quartz in the world that’s pure enough to use as a crucible during the chip manufacturing process. In the past, some experts warned that any disruption…
