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Nevada · Douglas County

Monarch Mine

Source Corroborated Gold Underground 4 mapped shafts 3 mapped adits

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Key facts

State
Nevada
County
Douglas
Development status
Past Producer
Mine type
Underground
Primary commodity
Gold
Verification
Source Corroborated

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

Mindat locality description

gold and silver Structure: N40w/90 Deposit: Brecciated, lenticular pods of milky white quartz cut brecciated meta-andesite. Vein material contains clots of chlorite and large limonite-filled boxworks. Development: Econ.com: produced a small amount o…

View full locality record on Mindat

Additional documented workings

  • Shaft — documented in 3 source records.
    USGS Historical Topographic Mine Features

Historical mapped workings

USGS historical topographic mapping. Features may no longer exist.

  • 4 shaft symbols
  • 3 adit symbols
  • Shaft : Mount Siegel , 1986
  • Shaft : Mount Siegel , 1986
  • Shaft : Mt. Siegel , 1957
View individual source records (5)

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

  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
  • Derived from MRDS oper_type (existing operation): Underground
  • MRDS oper_type documents existing underground operation (dev_stat=Past Producer): Underground · oper_type

Verification

Source Corroborated

Additional historical source evidence corroborates this record. This is not a member field verification of current conditions.

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Why it's listed

USGS source data documents underground workings for this record.

View sources & evidence

History & operations

Historical record

  • Development status: Past Producer

Commodities & minerals

Reported minerals

  • Andesite
  • commodity:Gold
  • commodity:Silver

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

USGS Historical Topographic Mine Features

Type: Historical mapped physical features

Dataset: DOI 10.5066/P9TAALR6

Supports:

  • mapped shaft symbols (4)
  • mapped adit symbols (3)

Historical mapped features may no longer exist.

Dataset information

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 61083

Supports:

  • locality identity
  • reported minerals (3)

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

View on Mindat

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