Rose Mine

Past ProducerManganeseSurfaceUSGS MRDS

Location

StateCalifornia
CountyMendocino
Coordinates39.57346, -123.41970

Commodities

TertiaryManganese

Mine Details

StatusPast Producer
TypeSurface
Discovery Year1918
Data SourceUSGS MRDS
Source ID10139906

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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