USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Washoe County
Modoc Mine
Unconfirmed Copper Mixed Underground / Surface 1 mapped shaft 5 mapped adits
Key facts
- State
- Nevada
- County
- Washoe
- Mining district
- Cottonwood Area
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Copper
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
-
Adit
— documented in 2 source records.
USGS Historical Topographic Mine Features -
Shaft
— documented in 1 source record.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 1 shaft symbol
- 5 adit symbols
- Shaft : Smith Canyon , 1980
- Adit : Smith Canyon , 1980
- Adit : Smith Canyon , 1980
View individual source records (5)
Every underlying record used to build the summary above, for research/verification use.
-
Adit
Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field. -
Adit
Mapped on historical USGS topographic data (Adit). 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): 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.
Why it's listed
Source records document both underground and surface mining.
History & operations
Historical record
- Development status: Past Producer
Commodities & minerals
Reported minerals
- commodity:Copper
- commodity:Gold
- commodity:Lead
- commodity:Silver
- commodity:Zinc
- Copper Stain
- Jamesonite
- Pyrite
View all 11 reported minerals
- commodity:Copper
- commodity:Gold
- commodity:Lead
- commodity:Silver
- commodity:Zinc
- Copper Stain
- Jamesonite
- Pyrite
- Quartz
- Sphalerite
- Tetrahedrite Subgroup
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
USGS Historical Topographic Mine Features
Type: Historical mapped physical features
Dataset: DOI 10.5066/P9TAALR6
Supports:
- mapped shaft symbols (1)
- mapped adit symbols (5)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 43202
Supports:
- locality identity
- reported minerals (11)
A Mindat locality match does not by itself establish underground workings.
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