# Relationship history for MSHA mine 0102565

Current hierarchy: **Minerals Technologies Inc → American Colloid Company Minerals Group → Sellers Pit**

- 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

- **controller_controls_mine:** Amcol International Corp → Sellers Pit; 1950-01-01 to 2014-07-30; source msha-controller-operator-history
- **operator_operates_mine:** W S Newell Companies → Sellers Pit; 1984-05-01 to 1987-05-07; source msha-controller-operator-history
- **controller_controls_mine:** Newell W S → Sellers Pit; 1984-05-01 to 1987-05-07; source msha-controller-operator-history
- **controller_controls_operator:** Newell W S → W S Newell Companies; 1984-05-01 to 1987-05-07; source msha-controller-operator-history
- **operator_operates_mine:** James Deese-Contractor → Sellers Pit; 1987-05-08 to 1990-02-20; source msha-controller-operator-history
- **controller_controls_mine:** Deese James T → Sellers Pit; 1987-05-08 to 1990-02-20; source msha-controller-operator-history
- **controller_controls_operator:** Deese James T → James Deese-Contractor; 1987-05-08 to 1990-02-20; source msha-controller-operator-history
- **operator_operates_mine:** Newell Enterprises Inc → Sellers Pit; 1990-02-21 to 1990-06-17; source msha-controller-operator-history
- **controller_controls_mine:** Newell Sam & Keith → Sellers Pit; 1990-02-21 to 1990-06-17; source msha-controller-operator-history
- **controller_controls_operator:** Newell Sam & Keith → Newell Enterprises Inc; 1990-02-21 to 1990-06-17; source msha-controller-operator-history
- **operator_operates_mine:** American Colloid Company Minerals Group → Sellers Pit; 1990-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Amcol International Corp → American Colloid Company Minerals Group; 1990-06-18 to 2014-07-30; source msha-controller-operator-history
- **controller_controls_mine:** Minerals Technologies Inc → Sellers Pit; 2014-07-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Minerals Technologies Inc → American Colloid Company Minerals Group; 2014-07-31 to current/open; source msha-controller-operator-history