# Relationship history for MSHA mine 2402529

Current hierarchy: **ZEOX Corporation → Zeox Mineral Materials Corp → Zeox Butte Plant**

- 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:** Atlas Minerals Inc → Zeox Butte Plant; 2002-09-09 to 2006-10-03; source msha-controller-operator-history
- **controller_controls_mine:** ZEOX Corporation → Zeox Butte Plant; 2006-10-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Zeox Mineral Materials Corp → Zeox Butte Plant; 2008-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Atlas Minerals Inc → Zeox Mineral Materials Corp; 2008-08-21 to 2006-10-03; source msha-controller-operator-history
- **controller_controls_operator:** ZEOX Corporation → Zeox Mineral Materials Corp; 2008-08-21 to current/open; source msha-controller-operator-history