Lewis Prospect

Manganese prospect · Siskiyou County, California

ProspectManganeseSurfaceUSGS MRDS

Section

What kind of site this is
ORE · MANGANESEBENCHESSECTION · ILLUSTRATIVE
195019752000today

discovered 1942

Drawn as an open-pit mine, dug down in benches from the surface. The ore color stands for manganese. Federal records note the kind of operation and its status, not its depth or layout, so this is a typical example rather than a survey of this site.

Location

StateCalifornia
CountySiskiyou
Coordinates41.55954, -122.89922

Commodities

TertiaryManganese

Mine Details

StatusProspect
TypeSurface
Discovery Year1942
Data SourceUSGS MRDS
Source ID10140706
This siteNearby records

Search within 10 miles of here Open in Google Maps

Nearest Recorded Sites

SiteDistanceCommodityStatus
John J. Lewis Prospect0.2 miOccurrence
Reported Occurrence0.4 miManganeseOccurrence
T Hamilton0.4 miClayPast Producer
Unknown near Greenview, CA0.6 miOccurrence
Unnamed Prospect near Greenview, CA0.8 miChromiumProspect
Eastlick and Lewis1.2 miGoldOccurrence
Oro Fino No. 21.2 miOccurrence
Kidder Creek Pit1.2 miSand and Gravel, ConstructionProducer
Burton1.3 miLimestone, DimensionPast Producer
Fort Jones1.3 miClayPast Producer
Oro Fino No 2 Prospect1.3 miProspect
J. Walker1.4 miClayPast Producer

What This Means

This location is classified as a mineral prospect or occurrence — a site where minerals have been identified but no significant mining has taken place. These sites typically have minimal environmental impact but indicate the presence of mineral deposits in the area.

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