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Keystone Minerals

Metal/Non-metal · Surface · 2003664 · Intermittent

0

Accidents

0

Fatalities

0

Days lost

2

Employees

Operator

Controller (parent): Barbara Frieden
Operator: Keystone Minerals LLC
Commodity: Nonmetal

Location

State: MI · Iosco Co.
Coordinates: 44.233611, -83.803056

Source

Authoritative: MSHA Mine Data Retrieval System
Machine: JSON-LD · Markdown