It’s in California close to Nevada. MOuntain Pass
Lots of information under history section
https://en.m.wikipedia.org/wiki/Mountain_Pass_rare_earth_mine
Makes me wonder how much Di Chi was paid to make certain it was closed. It appears to have solved many problems needed to be opened again.
I spent 3 weeks there auditing that facility - Molycorp.. Went with 2 great guys & stayed at Treasure Island in Vegas. Stopped at Whiskey Pete’s most mornings for breakfast. .