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Harmony Mine

Past Producer in Lemhi county in Idaho, United States with commodities Copper, Silver, Gold
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10105631
MRDS ID W013371
MAS/MILS ID 0160590198
Record type Site
Current site name Harmony Mine
Alternate or previous names Anderson Group, Income Group, Continental, Leap Year, Contention

Geographic coordinates

Geographic coordinates: -113.8283, 45.0156 (WGS84)
Elevation 2499
Relative position 11.75 MI S17E OF SALMON

Site location context

Political divisions (FIPS codes)

Lemhi(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sal Mountain(quadrangle 1:24,000 scale)

Salmon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lemhi(hydrologic unit)

Salmon(hydrologic accounting unit)

Lower Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Salmon-Challis 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 Idaho Lemhi

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 020N 022E 35,34 SW (35); SE (34) Idaho
Boise 019N 022E 03,02 NE (03); NW (02) Idaho

Comments on the location information

  • 1 mi E of Salmon Mountain

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Cuprite Ore
Gold Ore
Silver Ore
Chlorite Gangue
Magnetite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation, Gouge

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Yellowjacket Formation
    Rock description Yellowjacket
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -113.8283, 45.0156
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description E Flank, Lemhi Rg Syncline

Ore body information

  • General form TABULAR
    Strike N 35 W AVERAGE
    Dip 65 SW
    Width 1.52M

Controls for ore emplacement

  • Intersecting Shear Zones

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1870
Year of first production 1916

Mining district

District name Mcdevitt District

Land status

Ownership category National Forest
Area name Salmon National Forest

Ownership information

  • Type Owner
    Owner Harmony Mines Co.
    First year 1925

Comments on the production information

  • 42 shipments in 1923 averaged 22.7% Cu, 1.58 Oz Ag, 0.01 Oz Au/ton.

Workings at the site

  • Type of workings Underground
    Length 2410.97M
    Overall depth 198.12M

Comments on the workings information

  • Main workings are on contention claim: 3 levels of adits, crosscuts, stopes, drifts and raises. Anderson workings are 2000 ft W of main tunnel. They comprise about 510 ft of drifts, crosscuts and stopes. 900 ft Swift Tunnel of Income Group is 3100 ft SE of main mine.

Comments on development

  • 7 pat. claims, 17 unpat. Major development began in 1916, mill, flotation plant, aerial tram.

Reference information

Bibliographic references

  • Deposit

    Anderson, A. L., 1956, Geology And Mineral Resources Of The Salmon Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 106, 102 P.

  • Production

    Anderson, A. L., 1956, Idaho Bureau Of Mines And Geology Pamphlet 106, 102 P.

  • Deposit

    Gardner, E. D., 1930, Mining Practice At Harmony Mines Company, Baker, Idaho: U.S. Bureau Of Mines Inf. Circ. 6240, 8 P.

  • Production

    Gardner, E. D., 1930, U.S. Bureau Of Mines Inf. Circ. 6240, 8 P.

  • Deposit

    Ross, C. P., 1924, A New Copper District Near Salmon, Idaho: Eng. Mining Jour. Press V. 118, No. 6, P. 205 - 208.

  • Production

    Ross, C. P., 1925, USGS Bulletin 774

  • Deposit

    Bell, R. N., 1918, Nineteenth Annual Report Of The Mining Industry Of Idaho For 1917, P. 71 - 72.

  • Deposit

    Ross, C. P., 1925, The Copper Deposits Near Salmon, Idaho: USGS Bulletin 774, P. 37 - 41.

  • Deposit

    1918 Compile 19th Ann. Rept. Of Mining Industry Of Idaho, 1917

  • Deposit

    1930 Other U.S. Bureau Of Mines Inf. Circ. 6240

  • Deposit

    1956 Geolmap Idaho Bureau Of Mines And Geology Pamphlet 106

General comments

Subject category Comment text
Deposit At least 6 lodes known (1924). Main producers- Leap Year- (N40W, 60SW -10 ft wide), Contention (N30W, 60SW), Anderson Zone trends N65W, 60-70 SW. Best ore found where veins converge at small angle.
Deposit Country rock trend N30W, 0-15SW

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1974 Miller, Pat J. U.S. Geological Survey
Updater 01-APR-1980 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey
Reporter 13-OCT-1990 Western Field Operations Center (WFOC) U.S. Bureau of Mines

Beyond USGS

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

External references

Maps centered on this site