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Nevada · Humboldt County

Ruja Mine

Unconfirmed Mercury Mixed Underground / Surface

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Key facts

State
Nevada
County
Humboldt
Mining district
Opalite Mining District
Development status
Past Producer
Mine type
Mixed underground / surface
Primary commodity
Mercury
Verification
Unconfirmed

Mine Location

Approximate Area

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Documented underground workings

Mindat locality description

Structure: Reg.Struct: Mcdermitt Caldera Collapse Structure Ruja Fault Alteration: Argillic, Silicic, Deposit: 4 unpatented mining claims and one fractional claim in 1970, the property was leased by great american minerals co. Who had given operating…

View full locality record on Mindat

View individual source records (2)

Every underlying record used to build the summary above, for research/verification use.

  • Derived from MRDS oper_type (existing operation): Surface-Underground
  • MRDS oper_type documents existing underground operation (dev_stat=Past Producer): Surface-Underground · oper_type

Verification

Unconfirmed

Source records support underground workings, but UndergroundMines has not yet independently verified this mine.

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Why it's listed

Source records document both underground and surface mining.

View sources & evidence

History & operations

Historical record

  • Development status: Past Producer

Commodities & minerals

Reported minerals

  • Basalt
  • Cinnabar
  • commodity:Mercury
  • Rhyolite

Access & recent conditions

Land
unknown

Community reports

No community field reports yet.

I Visited This Mine

Sources & evidence

USGS Mineral Resources Data System

Type: Historical mine record

Supports:

  • mine identity
  • development status
  • commodities
  • underground eligibility evidence

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 430101

Supports:

  • locality identity
  • reported minerals (4)

A Mindat locality match does not by itself establish underground workings.

View on Mindat

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Documented shaft/adit evidence

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