Twin Valley Creek Deposits

Gemstone occurrence · Siskiyou County, California

OccurrenceGemstoneUSGS MRDS

Section

What kind of site this is
NOTED AT THE SURFACE · GEMSTONESECTION · ILLUSTRATIVE

Drawn as a mineral occurrence: a place where a geologist noted the mineral, with no mining recorded. The ore color stands for gemstone. 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
Coordinates41.89513, -123.57615

Commodities

PrimaryGemstone

Mine Details

StatusOccurrence
Data SourceUSGS MRDS
Source ID10287197
This siteNearby records

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Nearest Recorded Sites

SiteDistanceCommodityStatus
Devil's Punch Bowl0.0 miIronOccurrence
Unknown near Takilma, OR1.1 miGoldOccurrence
Unnamed Location near Takilma, OR1.4 miGoldUnknown
Gold Location1.5 miGoldUnknown
Unnamed Location near Happy Camp, CA2.0 miGoldOccurrence
Alyon & Blue Jay2.3 miChromiumUnknown
White Feather Claim2.7 miPast Producer
Youngs Peak2.7 miIronOccurrence
Youngs Peak2.7 miIronUnknown
Gold Location2.9 miChromiumOccurrence
Unknown near Takilma, OR2.9 miChromiumOccurrence
Cyclone Gap Mine2.9 miChromiumProducer

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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