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Nevada · Humboldt County

Lower Spring City Canyon

Mindat Confirmed Copper Mixed Underground / Surface 4 mapped shafts 4 mapped adits

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Key facts

State
Nevada
County
Humboldt
Development status
Occurrence
Mine type
Mixed underground / surface
Primary commodity
Copper
Verification
Mindat Confirmed

Also known as

  • Bullion Mine?

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

Mindat locality description

Deposit: Several old shallow inclined shafts and short adits are driven on narro W quartz veins. The site of the early-day mining camp of bullion. The USGS in 1908 reported that the bullion mine is opened by a 400-ft. Vertical shaft and an 800-ft. Tunn…

View full locality record on Mindat

Additional documented workings

  • Shaft — documented in 2 source records, noting 800 ft.
    USGS Historical Topographic Mine Features · Mindat
  • Adit — documented in 1 source record.
    Mindat

Historical mapped workings

USGS historical topographic mapping. Features may no longer exist.

  • 4 shaft symbols
  • 4 adit symbols
  • Shaft : Spring City , 1980
View individual source records (5)

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

  • Adit
    Documented in Mindat locality data. Evidence: Deposit: Several old shallow inclined shafts and short adits are driven on narro W quartz veins. The site of the early-day mining cam…
  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
  • Shaft · depth 800 ft
    Documented in Mindat locality data. Evidence: Deposit: Several old shallow inclined shafts and short adits are driven on narro W quartz veins. The site of the early-day mining cam…
  • USGS MRDS working type: Surface/Underground
  • MRDS work_type documents underground workings: Surface/Underground · work_type

Verification

Mindat Confirmed

Mindat locality corroborates underground workings.

Why confirmed?

Mindat locality corroborates underground workings.

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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: Occurrence

Commodities & minerals

Reported minerals

  • commodity:Copper
  • Diorite
  • Mica schist
  • Schist

Access & recent conditions

Land
unknown

Community reports

No community field reports yet.

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Sources & evidence

USGS Mineral Resources Data System

Type: Historical mine record

Supports:

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

USGS Historical Topographic Mine Features

Type: Historical mapped physical features

Dataset: DOI 10.5066/P9TAALR6

Supports:

  • mapped shaft symbols (4)
  • mapped adit symbols (4)

Historical mapped features may no longer exist.

Dataset information

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 429878

Supports:

  • locality identity
  • reported minerals (4)
  • underground workings

View on Mindat

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