Grand Central Mine

Past Producer in Juab county in Utah, United States with commodities Silver, Gold

Geologic information

Identification information

Deposit ID 10020087
MRDS ID DC12535
Record type Site
Current site name Grand Central Mine
Related records 10275923

Geographic coordinates

Geographic coordinates: -112.11551, 39.93689 (WGS84)
Elevation 2158
Relative position 1500 FT SIZE OF EUREKA PEAK
(click for info)

Geographic areas

Country State County
United States Utah Juab

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 010S 002W 19 NE OF SW Utah

Comments on the location information

  • IN GULCH NORTHEAST OF MAMMOTH ; INFO FROM LAND.ST :1971

Commodities

Commodity Importance
Silver Primary
Gold Primary

Materials information

Materials Type of material
Quartz Gangue

Alteration

  • (Local) Silicification

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Opohonga Limestone;A Jax Dolomite
    Rock description Opohonga Limestone;A Jax Dolomite
    Stratigraphic age (youngest) Late Silurian

Nearby scientific data

(1) -112.11551, 39.93689

Ore body information

  • Strike N 15 W TO N 30 W
    Dip 80
    Plunge 90
    Depth to bottom 762M
    Depth to top 3.05M

Comments on the geologic information

  • LARGE BODIES OF SILICEOUS ORE, 200 FEET WIDE IN PLACES. SECOND ORE SHOOT RICH IN COPPER REPORTED 700 FEET TO WEST ON 2000 LEVEL

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1875
Discovery method Other
Year of first production 1872
Year of last production 1960

Mining district

District name Tintic District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Walter Morgan
  • Type Owner
    Owner E. Steele Mcintyre
    Home office Eureka, Ut.

Workings at the site

  • Type of workings Surface/Underground
    Length 1609.3M
    Overall depth 731.52M
    Overall length 3218.6M

Comments on the workings information

  • WINZE FOLLOWED ORE BELOW 2400 LEVEL. ADIT LEVEL IN GULCH BELOW SHAFT CARRIED ORE TO RAILROAD. CONNECTION MADE FROM MAMMOTH WORKING ON 1500 AND 2100 LEVELS, 1970S

Comments on development

  • LAST SERIOUS WORK BY ASARCO 1940, REED WELCH, GEOLOGIST. DISCOVERY BY SHAFT SINKING IN 1870S

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS DC12535

Bibliographic references

  • Deposit

    TOWER G.W. AND SMITH, G.O. 1898, GEOLOGY OF THE TINTIC DISTRICT, UTAH: U.S. GEOLOGICAL SURVEY 19TH ANNUAL REPORT, VOLUME III

  • Deposit

    LINDGREN W. AND LOUGHLIN, G.F. 1919, GEOLOGY AND ORE DEPOSITS OF THE TINTIC DISTRICT: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 107

  • Deposit

    MORRIS, H.T., 1968, THE MAIN TINTIC MINING DISTRICT IN RIDGE, J.D., EDITOR, GRATON SALES VOLUME A.I.M.E.

  • Deposit

    GRAND CENTRAL MINING CO. VS. MAMMOTH MINING CO., LEGAL BRIEF IN PACIFIC REPORTER VOLUME 83, PAGE 648.

  • Deposit

    MORRIS, H.T., AND LOVERING, T.S., 1979, GENERAL GEOLOGY AND MINES OF THE EAST TINTIC MINING DISTRICT, UTAH AND JUAB COUNTIES, UTAH: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 1024, 194 PP.

  • Deposit

    COOK, D.R., ED., 1957, GEOLOGY OF THE EAST TINTIC MOUNTAINS AND ORE DEPOSITS OF THE TINTIC MINING DISTRICTS: UTAH GEOL. SOC. GUIDEBOOK, NO. 12, 183 P.

  • Deposit

    MORRIS, H.T., 1964, GEOLOGY OF THE EUREKA QUADRANGLE, UTAH AND JUAB COUNTIES, UTAH: U.S. GEOLOGICAL SURVEY BULLETIN 1142-K, P. K1-K29.

General comments

Subject category Comment text
Deposit FAULTED CONTINUATION OF MAMMOTH ORE WAS MINED AT DEPTH
Deposit PRODUCED 27,000 TONS OF ORE IN 1916 AND SIMILAR TONNAGES UNTIL 1940. MOST ORE WAS SHIPPED AS SMELTER FLUX. ; INFO.SRC : 1 PUB LIT
Deposit Discovery Year: 1870S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1983 James, Laurence P. Utah Geological and Mineral Survey