White Cliffs Mine & Plant

AbandonedDiatomaceous Earth (Diatomite)SurfaceMSHA

Location

StateArizona
CountyPinal
Nearest TownMammoth
Coordinates32.70861, -110.62694

Commodities

PrimaryDiatomaceous Earth (Diatomite)

Mine Details

StatusAbandoned
TypeSurface
OperatorSt. Cloud Mining Co
Data SourceMSHA
Source ID0202342

What This Means

This mine is listed as abandoned or sealed in federal records. Abandoned mines can pose safety and environmental risks, including unstable ground, toxic gas accumulation, flooded shafts, and potential groundwater contamination from heavy metals or acid mine drainage. Never enter an abandoned mine. If you live near this site, consider checking with your state environmental agency about any ongoing remediation or monitoring programs.

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