# Relationship history for MSHA mine 4406900

Current hierarchy: **Fabrizio  Ponzanelli → Virginia Mist Granite Corp Inc → ASTON QUARRY**

- 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:** Stone Connection Inc → ASTON QUARRY; 1997-04-12 to 2018-10-21; source msha-controller-operator-history
- **operator_operates_mine:** Virginia Black Granite Inc → ASTON QUARRY; 1998-01-01 to 2000-08-22; source msha-controller-operator-history
- **controller_controls_operator:** Stone Connection Inc → Virginia Black Granite Inc; 1998-01-01 to 2000-08-22; source msha-controller-operator-history
- **operator_operates_mine:** Virginia Mist Granite Corp Inc → ASTON QUARRY; 2000-08-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Stone Vogue International → ASTON QUARRY; 2000-08-23 to 2007-06-30; source msha-controller-operator-history
- **controller_controls_operator:** Stone Vogue International → Virginia Mist Granite Corp Inc; 2000-08-23 to 2007-06-30; source msha-controller-operator-history
- **controller_controls_mine:** Fabrizio  Ponzanelli → ASTON QUARRY; 2007-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Fabrizio  Ponzanelli → Virginia Mist Granite Corp Inc; 2007-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Finstone Group → ASTON QUARRY; 2018-10-22 to 2022-10-31; source msha-controller-operator-history
- **controller_controls_operator:** Finstone Group → Virginia Black Granite Inc; 2018-10-22 to 2000-08-22; source msha-controller-operator-history
- **controller_controls_mine:** Joao  Thomazini et al → ASTON QUARRY; 2022-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joao  Thomazini et al → Virginia Black Granite Inc; 2022-11-01 to 2000-08-22; source msha-controller-operator-history
- **controller_controls_operator:** Jhonatan  Thomazini et al → Virginia Black Granite Inc; 2022-11-01 to 2000-08-22; source msha-controller-operator-history