Mining Incidents

O-N Minerals (Chemstone Company)Mining Incidents in 2026

All MSHA-reportable accidents at O-N Minerals (Chemstone Company) operations in 2026. Fatalities appear first.

Fatalities in 2026
0
Total incidents
1
Year
2026

Top incident classifications

  1. 01HANDTOOLS (NONPOWERED)1 incident

All incidents in 2026

Struck by... (Not Elsewhere Classified)

EE states that while using a pocketknife to cut tape, the blade did not lock fully and folded into left hand resulting in a small cut. The EE was taken to urgent care which resulted in the application of 1 stitch.

Other years on record

Source: US Mine Safety and Health Administration (MSHA) accident records, kept current weekly. Operator identity is MSHA's operator_id on the accident record; records are scoped to O-N Minerals (Chemstone Company)'s numeric MSHA operator ID.