# Relationship history for MSHA mine 5001846

Current hierarchy: **Melvin  Terry; Marvin  Terry → Nome Alaska Gold Concentrate (NAGC) → Nome Anvil Creek 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** CRB Mining → Nome Anvil Creek Mine; 2006-07-10 to 2008-08-06; source msha-controller-operator-history
- **controller_controls_mine:** Chris  Jenks → Nome Anvil Creek Mine; 2006-07-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chris  Jenks → CRB Mining; 2006-07-10 to 2008-08-06; source msha-controller-operator-history
- **operator_operates_mine:** Nome Alaska Gold Concentrates → Nome Anvil Creek Mine; 2008-08-07 to 2012-04-05; source msha-controller-operator-history
- **controller_controls_mine:** Marvin  Terry et al → Nome Anvil Creek Mine; 2008-08-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Marvin  Terry et al → Nome Alaska Gold Concentrates; 2008-08-07 to 2012-04-05; source msha-controller-operator-history
- **controller_controls_operator:** Melvin  Terry et al → Nome Alaska Gold Concentrates; 2008-08-07 to 2012-04-05; source msha-controller-operator-history
- **operator_operates_mine:** Northstar Gold LLC → Nome Anvil Creek Mine; 2012-04-06 to 2013-02-27; source msha-controller-operator-history
- **controller_controls_mine:** Robert J  MacDonald et al → Nome Anvil Creek Mine; 2012-04-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert J  MacDonald et al → Northstar Gold LLC; 2012-04-06 to 2013-02-27; source msha-controller-operator-history
- **controller_controls_operator:** Adrian  Dyette et al → Northstar Gold LLC; 2012-04-06 to 2013-02-27; source msha-controller-operator-history
- **operator_operates_mine:** Nome Alaska Gold Concentrate, LLC → Nome Anvil Creek Mine; 2013-02-28 to 2013-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Marvin  Terry et al → Nome Alaska Gold Concentrate, LLC; 2013-02-28 to 2013-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Melvin  Terry et al → Nome Alaska Gold Concentrate, LLC; 2013-02-28 to 2013-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Robert  MacDonald → Nome Anvil Creek Mine; 2013-05-15 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Ruby  Mining Corporation → Nome Anvil Creek Mine; 2013-07-01 to 2015-03-04; source msha-controller-operator-history
- **controller_controls_operator:** Robert  MacDonald → Ruby  Mining Corporation; 2013-07-01 to 2015-03-04; source msha-controller-operator-history
- **operator_operates_mine:** Nome Alaska Gold Concentrate (NAGC) → Nome Anvil Creek Mine; 2015-03-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Marvin  Terry et al → Nome Alaska Gold Concentrate (NAGC); 2015-03-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Melvin  Terry et al → Nome Alaska Gold Concentrate (NAGC); 2015-03-05 to current/open; source msha-controller-operator-history