USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Humboldt County
Unconfirmed Mercury Mixed Underground / Surface
Mindat locality description
Sec 9(?) T40N R40E Structure: Reg.Struct: Thrust Fault Bedding Plane Faults Deposit: Sandy hornfels or meta-sandstone. Considerable Fe oxide on dumps along with fair showing of cu oxides on 3-4 dumps. No cinnabar observed. Discovered in 1939 by j.c. …
USGS historical topographic mapping. Features may no longer exist.
Every underlying record used to build the summary above, for research/verification use.
Unconfirmed
Source records support underground workings, but UndergroundMines has not yet independently verified this mine.
Source records document both underground and surface mining.
No community field reports yet.
I Visited This MineType: Historical mine record
Supports:
Type: Historical mapped physical features
Dataset: DOI 10.5066/P9TAALR6
Supports:
Historical mapped features may no longer exist.
Type: Mineralogical locality database
Record: Mindat Locality: 59624
Supports:
A Mindat locality match does not by itself establish underground workings.
Nevada · Humboldt County
Unconfirmed Mercury Past Producer Underground
Historical mapped workings available
Nevada · Humboldt County
Source Corroborated Mercury Occurrence Mixed Underground/Surface
Documented shaft/adit evidence
Nevada · Humboldt County
Unconfirmed Mercury Occurrence Mixed Underground/Surface
Nevada · Humboldt County
Unconfirmed Mercury Past Producer Underground