# Relationship history for MSHA mine 0402511

Current hierarchy: **Gary  Sweetwood; Aaron Richard Siroonian → Aggregate & Mineral Resource Group LLC → Eagle Mountain 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:** Kaiser Steel Corp → Eagle Mountain Mine; 1950-01-01 to 2023-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Perma Resources Corp Et Al → Eagle Mountain Mine; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Perma Resources Corp Et Al → Kaiser Steel Corp; 1950-01-01 to 2023-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Aggregate & Mineral Resource Group LLC → Eagle Mountain Mine; 2023-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Aaron Richard Siroonian et al → Eagle Mountain Mine; 2023-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Aaron Richard Siroonian et al → Aggregate & Mineral Resource Group LLC; 2023-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Gary  Sweetwood et al → Aggregate & Mineral Resource Group LLC; 2023-11-01 to current/open; source msha-controller-operator-history