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  3. Mineral Resource Data System (MRDS)

Overton

Past Producer in Clark county in Nevada, United States with commodity Magnesite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Reserves and resources
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10023809
MRDS ID I002004
Record type Site
Current site name Overton
Related records 10221960

Geographic coordinates

Geographic coordinates: -114.48526, 36.50138 (WGS84)
Elevation 463
Relative position ABOUT 20 KM SE OF MOAPA.

Site location context

Political divisions (FIPS codes)

Clark(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Overton(quadrangle 1:24,000 scale)

Overton(quadrangle 1:100,000 scale)

Las Vegas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Muddy(hydrologic unit)

Lower Colorado-Lake Mead(hydrologic accounting unit)

Lower Colorado-Lake Mead(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Nevada Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
16S 067W 34 Nevada

Comments on the location information

  • INFO FROM LAND.ST :(1985)

Commodities

Commodity Importance
Magnesite Primary

Materials information

Materials Type of material
Magnesite Ore
Dolomite Gangue
Feldspar Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Siltstone
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Horse Spring Formation
    Rock description Horse Spring Formation

Nearby scientific data

(1) -114.48526, 36.50138
ListMap

Economic information

Ore body information

  • General form BEDDED
    Strike N20W
    Dip 34E

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1915

Mining district

District name Overton

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Laura Gentry
    Home office Las Vegas, Nv.
    First year 1983

Reserves and resources

  • Type In-situ
    Estimate year 1936
    Commodity Subtype Grade units Group Importance Year
    Magnesite MgO 38 wt-pct Magnesium Major 1936

Reference information

Bibliographic references

  • Deposit

    LOWE, N.T., TANEY, R.G., AND NORBERG, J.R., 1985, PRINCIPAL DEPOSITS OF STRATEGIC AND CRITICAL MINERALS IN NEVADA: U.S. BUREAU OF MINES INFORMATION CIRCULAR 9035, 202 P

General comments

Subject category Comment text
Deposit ORE OCCURS IN BEDS MORE THAN 6 FT THICK. THE MINERALIZED ZONE IS 3000 M X 18 M X 40 M THICK.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1992 Orris, Greta J. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Nevada resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.