# Relationship history for MSHA mine 1001325

Current hierarchy: **Daryl G  Turner → A & T Mining → Moose Creek Placer'S**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Virginia City Gold Mines Inc → Moose Creek Placer'S; 1950-01-01 to 1980-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Virginia City Gold Mines Inc → Moose Creek Placer'S; 1950-01-01 to 1980-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Virginia City Gold Mines Inc → Virginia City Gold Mines Inc; 1950-01-01 to 1980-01-31; source msha-controller-operator-history
- **operator_operates_mine:** A & T Mining → Moose Creek Placer'S; 1980-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Daryl G  Turner et al → Moose Creek Placer'S; 1980-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daryl G  Turner et al → A & T Mining; 1980-02-01 to current/open; source msha-controller-operator-history