M & J Claim

Occurrence in Pitkin county in Colorado, United States with commodities Copper, Silver, Lead
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. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10013876
MRDS ID D010414
Record type Site
Current site name M & J Claim

Geographic coordinates

Geographic coordinates: -107.21258, 39.2436 (WGS84)
Elevation 2195
Location accuracy 5000(meters)
Relative position 11.5 MILES S 2 E FROM CARBONDALE

Site location context

Political divisions (FIPS codes)

Pitkin(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Redstone(quadrangle 1:24,000 scale)

Carbondale(quadrangle 1:100,000 scale)

Leadville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Roaring Fork(hydrologic unit)

Colorado Headwaters(hydrologic accounting unit)

Colorado Headwaters(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

White River 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 Colorado Pitkin

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 009S 088W 27 SW OF SW Colorado

Comments on the location information

  • ECKEL CITES GENERAL LOCATION ALONG BULLDOG CREEK, BUT EXACT LOCATION UNKNOWN. ELEV AND LAT-LONG GIVEN ARE FOR CONFLUENCE OF BULLDOG CREEK AND AVALANCHE CREEK IN SW SW 27.

Commodities

Commodity Importance
Copper Primary
Silver Primary
Lead Primary

Materials information

Materials Type of material
Argentite Ore
Galena Ore
Stromeyerite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Pennsylvanian
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Middle Tertiary Intrusive Rocks
    Rock description Middle Tertiary Intrusive Rocks
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Eagle Valley Formation;Maroon Formation
    Rock description Eagle Valley Formation;Maroon Formation

Nearby scientific data

(1) -107.21258, 39.2436

Economic information

Geologic structures

Type of structure Regional
Structure description Central Colorado Trough, Grand Hogback Monocline, Piceance Basin, Elk Uplift
Type of structure Local
Structure description Roaring Fork Syncline, Snowmass Stock, Mt Sopris Intrusive Center, Crystal Embayment

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Avalanche District

Reference information

Bibliographic references

  • Deposit

    ECKEL, E.B., 1961, MINERALS OF COLORADO--A 100-YEAR RECORD: USGS BULL. 1114, P. 312-313.

  • Deposit

    TWETO, OGDEN, AND OTHERS, 1978, GEOLOGIC MAP OF THE LEADVILLE 1X2 QUADRANGLE, NORTHWESTERN COLORADO: USGS MAP I-999.

General comments

Subject category Comment text
Deposit SULFIDES OCCUR AS STRINGERS AND SMALL MASSES IN MATRIX OF RECRYSTALLIZED SANDSTONE. PSEUDOEUTECTITIC INTERGROWTH OF STROMEYERITE AND GALENA; SUPERGENE COVELLITE REPLACES STROMEYERITE; SOME GRAPHIC INTERGROWTH OF COVELLITE AND CERUSSITE.
Deposit SPRING BUTTE MINE AND M & J CLAIM ARE ONLY PROPERTIES DESCRIBED FOR AVALANCHE DISTRICT. EXACT LOCATION OF M & J CLAIM UNKNOWN. OTHER UNIDENTIFIED MINE IN SW SW SEC. 26, CLAIMS IN NW SEC. 27, NE SEC. 28, AND NE SEC. 34, ALL T 9 S, R 88 W. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-83 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

Authoritative Colorado resources

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