Morning Mine

Past Producer in Jefferson county in Montana, United States with commodities Silver, Lead, Gold, Zinc, Copper, Arsenic, Antimony
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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10015852
MRDS ID DB02112
Record type Site
Current site name Morning Mine
Alternate or previous names Midnight Mine

Geographic coordinates

Geographic coordinates: -112.27171, 46.36518 (WGS84)
Relative position 10.5 KM N OF BASIN.

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Basin(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boulder(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Montana Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 007N 005W 18 Montana

Comments on the location information

  • N FLANK OF JACK MOUNTAIN, NW OF ROCKER PEAK. ; INFO FROM LAND.ST :(1954)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Gold Secondary
Zinc Critical Secondary
Copper Secondary
Arsenic Critical Tertiary
Antimony Critical Tertiary

Materials information

Materials Type of material
Cerussite Ore
Chalcopyrite Ore
Covellite Ore
Galena Ore
Gold Ore
Sphalerite Ore
Tetrahedrite Ore
Polybasite Gangue
Pyrite Gangue
Quartz Gangue
Tourmaline Gangue

Analytical data

Result ASSAY OF CARBONATE ORE (1949-1956) 0.3 OZ/TON AU, 8-10 OZ/TON AG, 2-6% PB. ASSAY OF SULFIDE ORE (1949-1956) 0.2 OZ/TON AU, 1-4 OZ/TON AG, 1-2% PB.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Butte Quartz Monzonite (Boulder Batholith)
    Rock description Butte Quartz Monzonite (Boulder Batholith)
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -112.27171, 46.36518

Economic information

Geologic structures

Type of structure Local
Structure description Fault Zone 10-30 Feet Wide Trends N 70 W, Dips 70 N

Ore body information

  • Width 1.52M

Controls for ore emplacement

  • Along Shear Zone In Quartz Monzonite

Comments on the geologic information

  • TYPES OF ORE: SULFIDE ORE, AND CARBONATE ORE FROM SECONDARILY ENRICHED ZONE. SPHALERITE AND SECONDARY ZINC MINERALS ARE ABSENT NEAR THE SURFACE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1900
Year of last production 1958

Mining district

District name Basin (Cataract, Comet) District

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Western America Of Montana
    Home office Box 782, Helena, Mt.
  • Type Owner
    Owner G. Holshue And D. Dubois
    Home office Basin Mt.

Workings at the site

  • Type of workings Surface/Underground
    Length 216.41M
    Overall depth 12.19M

Comments on the workings information

  • TWO VERTICAL SHAFTS, THREE ADITS, AN INCLINED SHAFT, PROSPECT PITS, BULLDOZER TRENCHES

Reference information

Bibliographic references

  • Deposit

    USGS BULL NO 1151, P. 113-14, PL. 1.

  • Deposit

    MBMG BULL 16, P. 104.

  • Deposit

    MBMG BULL 10, P. 29.

  • Deposit

    MBMG BULL 30, P. 23.

General comments

Subject category Comment text
Deposit VEIN HAS BEEN REPEATEDLY BRECCIATED AND REHEALED. QUARTZ VEINS ARE MASSIVE AND IRREGULAR WITH IN THE FAULT ZONE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 Elliott, James E. U.S. Geological Survey
Updater 01-AUG-1981 Wise, Kristine K. (Elliott, James E.) U.S. Geological Survey

Beyond USGS

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

External references