# Relationship history for MSHA mine 2602535

Current hierarchy: **Hecla Mining Company → Klondex Hollister Mine Inc. → Hollister 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:** Hecla Ventures Corp → Hollister Mine; 2004-04-19 to 2007-04-18; source msha-controller-operator-history
- **controller_controls_mine:** Hecla Mining Company → Hollister Mine; 2004-04-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hecla Mining Company → Hecla Ventures Corp; 2004-04-19 to 2007-04-18; source msha-controller-operator-history
- **operator_operates_mine:** Rodeo Creek Gold → Hollister Mine; 2007-04-19 to 2013-05-19; source msha-controller-operator-history
- **controller_controls_mine:** Great Basin Gold → Hollister Mine; 2007-04-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Great Basin Gold → Rodeo Creek Gold; 2007-04-19 to 2013-05-19; source msha-controller-operator-history
- **operator_operates_mine:** Carlin Resources, LLC → Hollister Mine; 2013-05-20 to 2017-01-02; source msha-controller-operator-history
- **controller_controls_mine:** Waterton Global Resource Management Cayman Corp → Hollister Mine; 2013-05-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Waterton Global Resource Management Cayman Corp → Carlin Resources, LLC; 2013-05-20 to 2017-01-02; source msha-controller-operator-history
- **operator_operates_mine:** Klondex Hollister Mine Inc. → Hollister Mine; 2017-01-03 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Klondex Mines Ltd → Hollister Mine; 2017-01-03 to 2018-07-22; source msha-controller-operator-history
- **controller_controls_operator:** Klondex Mines Ltd → Klondex Hollister Mine Inc.; 2017-01-03 to 2018-07-22; source msha-controller-operator-history
- **controller_controls_mine:** Hecla Mining Company → Hollister Mine; 2018-07-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hecla Mining Company → Klondex Hollister Mine Inc.; 2018-07-23 to current/open; source msha-controller-operator-history