Engineering

There is a mine in Spruce Pine, NC that supplies 90%+ of the ultra-high purity quartz required for semiconductor production. 

Specifically for the cauldrons that silicon ingots are made in.

There is a mine in Spruce Pine, NC that supplies 90%+ of the ultra-high purity quartz required for semiconductor production. 

Specifically for the cauldrons that silicon ingots are made in.

https://t.co/hRzRMQuwoa

I thought this was a super interesting interview about the earlier stages of the silicon supply chain

I thought this was a super interesting interview about the earlier stages of the silicon supply chain
https://youtu.be/kAffPHzwv7s?feature=shared