# Relationship history for MSHA mine 0500540

Current hierarchy: **Citiresources Inc & Virginia Canyon Mining Co Inc → Cr-Vcm Joint Venture → Captain Jack Mill**

- 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:** Capt Jack Ltd → Captain Jack Mill; 1950-01-01 to 1981-02-28; source msha-controller-operator-history
- **controller_controls_mine:** Paul E  Danio  et al → Captain Jack Mill; 1950-01-01 to 1981-02-28; source msha-controller-operator-history
- **controller_controls_operator:** Paul E  Danio  et al → Capt Jack Ltd; 1950-01-01 to 1981-02-28; source msha-controller-operator-history
- **controller_controls_mine:** Larson Arden L → Captain Jack Mill; 1980-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Silver Leaf Resources Inc → Captain Jack Mill; 1981-03-01 to 1983-01-23; source msha-controller-operator-history
- **controller_controls_operator:** Larson Arden L → Silver Leaf Resources Inc; 1981-03-01 to 1983-01-23; source msha-controller-operator-history
- **controller_controls_mine:** Paul E  Danio  et al → Captain Jack Mill; 1983-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Colorado Consolidated Metals Corp → Captain Jack Mill; 1983-01-24 to 1989-04-30; source msha-controller-operator-history
- **controller_controls_operator:** Paul E  Danio  et al → Colorado Consolidated Metals Corp; 1983-01-24 to 1989-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Cr-Vcm Joint Venture → Captain Jack Mill; 1989-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Citiresources Inc & Virginia Canyon Mining Co Inc → Captain Jack Mill; 1989-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Citiresources Inc & Virginia Canyon Mining Co Inc → Cr-Vcm Joint Venture; 1989-05-01 to current/open; source msha-controller-operator-history