Greenhorn Prospect

Gold occurrence · Marion County, Oregon

OccurrenceGoldUSGS MRDS

Section

What kind of site this is
NOTED AT THE SURFACE · GOLDSECTION · ILLUSTRATIVE
19001925195019752000today

discovered 1902

Drawn as a mineral occurrence: a place where a geologist noted the mineral, with no mining recorded. The ore color stands for gold. 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

StateOregon
CountyMarion
Coordinates44.73593, -122.12533

Commodities

PrimaryGold

Mine Details

StatusOccurrence
Discovery Year1902
Data SourceUSGS MRDS
Source ID10036501
This siteNearby records

Search within 10 miles of here Open in Google Maps

Nearest Recorded Sites

SiteDistanceCommodityStatus
Greenhorn Prospect0.0 miGoldProspect
Detroit/hawk Mountain Quarry0.8 miStonePast Producer
Detroit/hawk Mountain Pit0.8 miStone, Crushed/BrokenProducer
Unnamed Pit near Idanha, OR3.3 miStone, Crushed/BrokenProducer
Quarry3.3 miStonePast Producer
Skunk Quarry4.5 miStonePast Producer
Skunk Pit4.5 miStonePast Producer
Portable #14.6 miCrushed, Broken Stone NECActive
McCoy Quarry4.9 miStonePast Producer
McCoy Quarry4.9 miStonePast Producer
Humbug Mining & Milling Co.5.1 miCopperProspect
Humbug M. & M.5.1 miCopperOccurrence

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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