Boulder County Tunnel

OccurrenceCopper, Gold, Lead, ZincUndergroundUSGS MRDS

Location

StateColorado
CountyBoulder
Coordinates39.97805, -105.55753

Commodities

TertiaryCopper, Gold, Lead, Zinc

Mine Details

StatusOccurrence
TypeUnderground
Discovery Year1870
Data SourceUSGS MRDS
Source ID10141964

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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