The purest silicon for semiconductor wafers comes from Spruce Pine, North Carolina. https://www.bbc.com/future/bespoke/made-on-earth/how-the-chip-changed-every

The purest silicon for semiconductor wafers comes from Spruce Pine, North Carolina. https://www.bbc.com/future/bespoke/made-on-earth/how-the-chip-changed-everything/ https://www.bbc.com/future/bespoke/made-on-earth/how-the-chi...