USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Inyo County
East Coleman Mine
Unconfirmed Boron-Borates Mixed Underground / Surface
Key facts
- State
- California
- County
- Inyo
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Boron-Borates
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A borate occurrence located in the NW¼NW¼ sec. 14, T27N, R1E, SBM, 2.8 km (1.7 miles) ENE of Furnace Creek (populated place), at the mouth of Furnace Creek Wash in Death Valley, on National Park Service land (Death Valley National Park). Owned by the U…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 1 adit symbol
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.
Why it's listed
Source records document both underground and surface mining.
History & operations
Historical record
- Development status: Past Producer
Operators / organizations
- U.S. Borax And Chemical Corp. · Historical operator
Commodities & minerals
Reported minerals
- Calcite
- Colemanite
- Ginorite
- Sassolite
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 adit symbols (1)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 78752
Supports:
- locality identity
- reported minerals (4)
A Mindat locality match does not by itself establish underground workings.
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