# Standard Mineral Division

- **MSHA mine ID:** 3100687
- **Status:** Active
- **Type / commodity:** Surface / Pyrophyllite
- **Location:** Moore, NC
- **Operator:** VM Buyer LLC
- **Controller:** RSP Minerals
- **Public source rows linked:** 1,621
- **Source coverage:** 15 / 20
- **Generated:** 2026-10-13T11:26:59.401Z

## Current entity hierarchy

**RSP Minerals (0201881) → VM Buyer LLC (0210653) → Standard Mineral Division (3100687)**

Current identity source: `msha-mines`. This is a current snapshot, not a historical claim.

## Controller and operator valid-time history

- **R T Vanderbilt Company Inc → RT Vanderbilt Co., Inc. Standard Mineral Division:** 1950-01-01 through 2012-12-31; derived from co-tenure at mine 3100687; source `msha-controller-operator-history`.
- **R T Vanderbilt Company Inc → Vanderbilt Minerals, LLC:** 2013-01-01 through 2026-06-09; derived from co-tenure at mine 3100687; source `msha-controller-operator-history`.
- **RSP Minerals → VM Buyer LLC:** 2026-06-10 through current/open; derived from co-tenure at mine 3100687; source `msha-controller-operator-history`.

- History rows: 3
- Typed edges: 9
- Interval anomalies: 0
- Valid-time bounds: inclusive; date granularity; null end means open-ended in the upstream history row; not independent proof of present control.
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00.

## Assessment signals

1. **SAFETY — 8 since 2021:** Accidents and injuries 22 historical accident/injury rows; 0 coded fatalities and 395 lost days across the published record.
2. **COMPLIANCE — 21 since 2021:** Violations and penalties 210 violation rows across the full record; 46 carry an S&S flag and $39,427 appears in current assessed amounts.
3. **HEALTH — 172 samples:** Occupational health samples 172 personal. 23 personal-sample rows have a published C/E ratio above 1; 0 noise rows have an action-level or PEL dose above 100%. These are separate measures, not a silica exceedance count. Silica results and sample status are shown separately.
4. **PRODUCTION — 0 tons:** Quarterly production and employment 17K employee hours and 30 summed average employees across reported subunits in the latest published quarter.
5. **LEGAL — 37 linked rows:** Contests, conferences and decisions 18 contested-violation rows, 18 civil-penalty docket/decision rows, and 1 conference records linked by issuance number.
6. **CONTRACTORS — 4 linked entities:** Contractors Contractors are linked through this mine’s violation or accident records. Their production and hours cover all their operations, so they are not included in this mine’s totals.
7. **INSPECTIONS — 33 since 2021:** Inspections 128 inspection events and 2K published inspection hours across the historical record.

## EIA annual operating context

No matched record in the 2024 EIA coal-public workbook. This may be inapplicable for a non-coal operation.

## Recent Title 30 crosswalk

Snapshot current through 2026-08-19.

- **30 CFR 56.14112 — Construction and maintenance of guards.** (5 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112
- **30 CFR 56.20003 — Housekeeping.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003
- **30 CFR 56.14207 — Parking procedures for unattended equipment.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207
- **30 CFR 56.16005 — Securing gas cylinders.** (1 retained recent row) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-O/section-56.16005
- **30 CFR 56.5001 — Exposure limits for airborne contaminants.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-D/section-56.5001
- **30 CFR 56.12004 — Electrical conductors.** (2 retained recent rows) — https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004

## Source coverage

- **Accident, Injuries, and Illnesses:** 22 rows; 2000-01-21 through 2026-04-14; source ID `msha-accidents`
- **Addresses of Record:** 1 rows; 1977-01-06 through 1977-01-06; source ID `msha-addresses`
- **Assessed Violations:** 208 rows; 2000-05-23 through 2026-04-29; source ID `msha-assessed-violations`
- **Civil Penalty Dockets and Decisions:** 18 rows; 2005-01-18 through 2022-03-10; source ID `msha-civil-penalty-dockets-decisions`
- **Conferences:** 1 rows; 2008-01-15 through 2008-01-15; source ID `msha-conferences`
- **Contested Violations:** 18 rows; 2004-08-23 through 2021-08-11; source ID `msha-contested-violations`
- **Contractor Employment and Production — Quarterly:** 355 rows; unknown through unknown; source ID `msha-contractor-production-quarterly`
- **Contractor Employment and Production — Yearly:** 85 rows; unknown through unknown; source ID `msha-contractor-production-yearly`
- **Controller and Operator History:** 3 rows; 1950-01-01 through 2026-06-10; source ID `msha-controller-operator-history`
- **Inspections:** 128 rows; 2000-02-15 through 2026-08-04; source ID `msha-inspections`
- **Mine Employment and Production — Quarterly:** 318 rows; unknown through unknown; source ID `msha-mine-production-quarterly`
- **Mine Employment and Production — Yearly:** 81 rows; unknown through unknown; source ID `msha-mine-production-yearly`
- **Mines:** 1 rows; unknown through unknown; source ID `msha-mines`
- **Metal and Nonmetal Personal Health Samples:** 172 rows; 2001-03-13 through 2026-04-30; source ID `msha-personal-health-samples`
- **Violations:** 210 rows; 2000-05-23 through 2026-04-29; source ID `msha-violations`

## Caveats

- This is public-record decision support, not legal advice or an official MSHA record.
- Missing data can indicate no event, publication delay, an unresolved identity, or inapplicability.
- Contractor production data is entity-level and is not attributed to this mine.

## Alternate representations

- HTML: `/mines/standard-mineral-division-3100687`
- JSON: `/api/v1/mines/standard-mineral-division-3100687`
- Silica records, units, sample status and quarterly means: `/api/v1/mines/3100687/silica` (snapshot year by default; `?year=all` for history; `&format=csv` for all matching rows)
- Relationship JSON: `/api/v1/mines/3100687/relationships`
- MCP resource: `mine://3100687/assessment`
- Complete Title 30 corpus: `/data/title30-sections.json`