# Relationship history for MSHA mine 2601620

Current hierarchy: **First  Majestic Silver Corporation → Jerritt Canyon Gold LLC → Enfield Bell Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Freeport Gold Company → Enfield Bell Mine; 1980-02-01 to 2014-11-18; source msha-controller-operator-history
- **controller_controls_mine:** Independence Mining Co Inc et al → Enfield Bell Mine; 1980-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Independence Mining Co Inc et al → Freeport Gold Company; 1980-02-01 to 2014-11-18; source msha-controller-operator-history
- **controller_controls_operator:** Meridian Gold Inc et al → Freeport Gold Company; 1980-02-01 to 2014-11-18; source msha-controller-operator-history
- **controller_controls_mine:** Queenstake Resources Ltd → Enfield Bell Mine; 1988-04-27 to 2007-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Veris Gold Corp. → Enfield Bell Mine; 2007-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Veris Gold U.S.A., Inc. → Enfield Bell Mine; 2014-11-19 to 2015-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Veris Gold Corp. → Veris Gold U.S.A., Inc.; 2014-11-19 to 2015-06-23; source msha-controller-operator-history
- **controller_controls_operator:** Queenstake Resources Ltd → Veris Gold U.S.A., Inc.; 2014-11-19 to 2007-09-30; source msha-controller-operator-history
- **operator_operates_mine:** Jerritt Canyon Gold LLC → Enfield Bell Mine; 2015-06-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Eric  Sprott et al → Enfield Bell Mine; 2015-06-24 to 2021-04-29; source msha-controller-operator-history
- **controller_controls_operator:** Eric  Sprott et al → Jerritt Canyon Gold LLC; 2015-06-24 to 2021-04-29; source msha-controller-operator-history
- **controller_controls_operator:** WBOX 2014-1 LTD et al → Jerritt Canyon Gold LLC; 2015-06-24 to 2021-04-29; source msha-controller-operator-history
- **controller_controls_mine:** First  Majestic Silver Corporation → Enfield Bell Mine; 2021-04-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** First  Majestic Silver Corporation → Jerritt Canyon Gold LLC; 2021-04-30 to current/open; source msha-controller-operator-history