Black Oak Mine

Past ProducerManganeseSurfaceUSGS MRDS

Location

StateCalifornia
CountyTrinity
Coordinates40.23515, -123.52192

Commodities

TertiaryManganese

Mine Details

StatusPast Producer
TypeSurface
Discovery Year1941
Data SourceUSGS MRDS
Source ID10141713

What This Means

This mine is a past producer — it was once operational but is no longer actively mining. Past producer sites may still have environmental impacts including disturbed land, tailings piles, and potential water quality effects. Some past producer sites have been reclaimed, while others remain as-is. Check with your state mining or environmental agency for current site conditions.

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