Southern Appalachian Highlands Conservancy Facility issues have hindered the global supply chain of quartz before. In 2008, a fire at a Spruce Pine quartz refinery “temporarily brought ...

Facility issues have hindered the global supply chain of quartz before. In 2008, a fire at a Spruce Pine quartz refinery “temporarily brought production to a halt and impacted the market ...

Spruce Pine supplies around 70 percent of the naturally occurring HPQ that is needed for computing devices and products. The site’s market position and significance were underlined in 2019 when ...

Spruce Pine supplies around 70 percent of the naturally occurring HPQ that is needed for computing devices and products. The site’s market position and significance were underlined in 2019 when ...

Russia and Brazil also supply high-quality quartz, he says, but “Spruce Pine has far and away the [largest amount] and highest quality.” Conway says without super-pure quartz for the crucibles ...

Google Maps The world’s main producer of high-purity quartz, a mineral crucial to the global supply of semiconductor chips, announced its shuttered Spruce Pine, North Carolina, mines have ...