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  3. Mineral Resource Data System (MRDS)

Fannie Ryan

Prospect in Clark county in Nevada, United States with commodities Aluminum, Copper, Iron, Lead, Manganese, Silica
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Reserves and resources
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10197443
MRDS ID M031084
MAS/MILS ID 0320030008
Record type Site
Current site name Fannie Ryan
Related records 10037202

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -114.89163, 36.085 (WGS84)
Elevation 610

Site location context

Political divisions (FIPS codes)

Clark(county)

Nevada(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Henderson(quadrangle 1:24,000 scale)

Lake Mead(quadrangle 1:100,000 scale)

Las Vegas(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Las Vegas Wash(hydrologic unit)

Lower Colorado-Lake Mead(hydrologic accounting unit)

Lower Colorado-Lake Mead(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management NV)

Bureau of Land Management NV BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Nevada Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 021 S 063 E 36 NWNE Nevada

Commodities

Commodity Importance
Aluminum Critical Tertiary
Copper Tertiary
Iron Tertiary
Lead Tertiary
Manganese Critical Tertiary
Silica Tertiary

Materials information

Materials Type of material
Wad Unknown

Nearby scientific data

Ore Body (1) -114.89163, 36.085
ListMap

Economic information

Ore body information

  • Strike N05E
    Dip 30W
    Thickness 3.7M
    Length 300M
    Width 176M
    Area 20HA
    Depth to top 25M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin SEDIMENTATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. NONE
    Strike And Dip N05E:30W
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 20
    Date of Last Modification 830421

Comments on the geologic information

  • MANGANIFEROUS ZONE IS 3 BEDS 0.76 M TO 2.5 M THICK.

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1941

Mining district

District name Las Vegas

Mineral rights holdings

Type of mineral rights Unknown
Type of mineral rights Unknown
Type of mineral rights Located Claim

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner U.S. Bureau Of Land Management
    Interest 100
    Home office Nevada
    Year 1980

Comments on the production information

  • MILL WILL BE FED BY THE 4 DEPOSITS: FIRST 6 YEARS: 2000MT DAY FROM 3 KIDS, 1000 MT FROM VIRGIN YEAR 7: 2000 MT DAY FROM 3 KIDS, 1000 MT DAY FROM FANNIE LAST 15 YEARS: 1770 MT DAY FROM 3 KIDS, 1230 MT FROM BOULDER MILL OUTPUT FOR 22 YEARS WILL BE 502 MT/DAY OF 46% MN NODULES 56.81/MT ORE INCLUDES $1.981MT RAIL TRANSPORT COST.

Reserves and resources

  • Type In-situ
    Estimate year 1949
    Measured 23400mt ore
    Demonstrated 23400mt ore
    Total resources 23400mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 7.6 wt-pct Manganese Trace 1949
  • Type In-situ
    Estimate year 1949
    Measured 3600mt ore
    Demonstrated 3600mt ore
    Total resources 3600mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 12.6 wt-pct Manganese Trace 1949
  • Type In-situ
    Estimate year 1949
    Measured 2200mt ore
    Demonstrated 2200mt ore
    Total resources 2200mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 14.3 wt-pct Manganese Trace 1949
  • Type In-situ
    Estimate year 1949
    Measured 1600mt ore
    Demonstrated 1600mt ore
    Total resources 1600mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 15.6999 wt-pct Manganese Trace 1949
  • Type In-situ
    Estimate year 1949
    Measured 800mt ore
    Demonstrated 800mt ore
    Total resources 800mt ore
    Commodity Subtype Grade units Group Importance Year
    Manganese Mn 17.1999 wt-pct Manganese Trace 1949

Workings at the site

  • Type of workings Surface
    Area 6HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Swell Factor .75
    Avg. Overburden Thickness 25
    Primary Material Cover SAND, SILT
    Secondary Material Cover QUICKSAND
    Tertiary Material Cover HARD ROCKS
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 9
    Max. Pit Slope (degrees) 45
    Capacity 1400
    Capacity Units MT ORE/DAY
    Unit Production Cost 13.81
    Units of Production $/MT ORE
    Operating Days per Year 250
    Operating Shifts per Day 2
    Year of Information 1980

Reference information

Bibliographic references

  • Reserve-Resource

    407. MCKELVEY, V. E., J. H. WIESE, AND V. H. JOHNSON.

  • Reserve-Resource

    PRELIMINARY REPORT ON THE BEDDED MANGANESE OF THE LAKE

  • Reserve-Resource

    MEADE REGION, NEVADA AND ARIZONA. U.S. GEOL. SURV.

  • Reserve-Resource

    BULL. 948-D, 1949, PP. 83-101.

  • Deposit

    354. KING, W. H., AND R. R. TRENGOVE. INVESTIGATION OF

  • Deposit

    THE FANNIE RYAN AND BOULDER CITY MANGANESE DEPOSITS, CLARK

  • Deposit

    COUNTY, NEVADA. BUMINES RI 4712, 1950, 8 PP.

  • Deposit

    386. LONGWELL, C. R., E. H. PAMPEYAN, B. BOWYER, AND R. J.

  • Deposit

    ROBERTS. GEOLOGY AND MINERAL DEPOSITS OF CLARK COUNTY,

  • Deposit

    NEVADA. NV BUREAU OF MINES AND GEOL. BULL. 62, 1965, 218

  • Deposit

    PP.

  • Deposit

    547. PARDEE, J. T., AND E. L. JONES, JR. DEPOSITS OF

  • Deposit

    MANGANESE ORE IN NEVADA. U.S. GEOL. SURV.

  • Deposit

    BULL. 710-F, 1920, PP. 158-248.

  • Deposit

    721. TRENGOVE, R. R. RECONNAISSANCE OF NEVADA MANGANESE

  • Deposit

    DEPOSITS. BUMINES RI 5446, 1959, 40 PP.

General comments

Subject category Comment text
Deposit RECORD 010 COMPLETE ANALYSIS OF ORE NOT AVAILABLE SPEC. ON 3 RECORD 020 OWNER IN 1941 RECORD 060 CLAY CONTAINS GYPSUM RESOURCE AT 90 PERCENT PROBABILITY BY USGS OTHERS BY EVALUAT GENERAL LOCATION: ABOUT 24 KM SE OF LAS VEGAS. GENERAL SIZE OF ORE BODY: SMALL

Reporter information

Type Date Name Affiliation Comment
Reporter 16-FEB-1993 Overbay, D. U.S. Bureau of Mines

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.