Viewing profile — _r1np

Hmm, maybe I didn't observe that effect. First order went into effect in 1933, and second in 1942. The mine closures seem to be pretty well distributed since then, implying a healt…

There are roughly 85,000 mines in the U.S. Of those, 62,000 are outright abandoned. Rest are either nonproducing, temporarily idled, sealed, or intermittently active. Only about 6,…

Quite a few places (around 13), albeit most are abandoned or inactive sites. You can locate most of these by spotting a tailings dam of some kind on Google Maps. There are three ac…