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Fall Creek Quarry

Past Producer in San Miguel county in Colorado, United States with commodity Stone, Dimension
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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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10014246
MRDS ID D010933
Record type Site
Current site name Fall Creek Quarry
Related records 10216374

Geographic coordinates

Geographic coordinates: -108.02565, 37.97472 (WGS84)
Elevation 2499
Location accuracy 2000(meters)
Relative position 11.7 MILES N 78 W FROM TELLURIDE

Site location context

Political divisions (FIPS codes)

San Miguel(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Little Cone(quadrangle 1:24,000 scale)

Dove Creek(quadrangle 1:100,000 scale)

Cortez(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Miguel(hydrologic unit)

Upper Colorado-Dolores(hydrologic accounting unit)

Upper Colorado-Dolores(hydrologic subregion)

Upper Colorado(hydrologic region)

Geographic areas

Country State County
United States Colorado San Miguel

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 043N 011W 24 S2 OF NE Colorado

Comments on the location information

  • EXACT LOCATION UNCERTAIN, BUT IS KNOWN TO BE ON EAST WALL OF FALL CREEK SOUTH OF CONFLUENCE WITH SAN MIGUEL RIVER. MOST LIKELY SITE APPEARS TO BE ON POINT NE OF VON FINTEL DRAW JUST WEST OF FRAZIER VANADIUM MINE. OTHER POSSIBLE SITE IS QUARRY OR MINE LOCATION NEAR FALL CREEK VANADIUM MINE ONE MILE TO NE OF FRAZIER (SW SEC. 18, T43N, R10W). ; INFO FROM LAND.ST :1975

Commodities

Commodity Importance
Stone, Dimension Primary

Materials information

Materials Type of material
Sandstone Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
    Rock unit name Porphyritic Microgabbro
    Rock description Porphyritic Microgabbro
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Jurassic
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Entrada Sandstone;Bilk Creek Sandstone Member Of Wanakah Formation
    Rock description Entrada Sandstone;Bilk Creek Sandstone Member Of Wanakah Formation

Nearby scientific data

(1) Morrison, Wanakah, and Entrada Fms
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Paradox Basin, Uncompahgre Uplift, San Juan Volcanic Field, San Miguel Mtns
Type of structure Local
Structure description Placerville Anticline, Frazier Fault, Ross Graben

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Lower San Miguel District

Land status

Ownership category BLM Administrative Area

Comments on the workings information

  • OPEN CUT

Comments on development

  • HISTORY OF QUARRY LARGELY UNKNOWN, BUT WAS PRODUCING AS LATE AS 1960

Reference information

Bibliographic references

  • Deposit

    BUSH, A.L., AND OTHERS, 1960, AREAL GEOLOGY OF THE LITTLE CONE QUADRANGLE, COLORADO: USGS BULL. 1082-G.

  • Deposit

    SHARPS, T.I., 1963, DIMENSION STONE IN COLORADO: COLORADO SCHOOL OF MINES MINERAL INDUSTRIES BULL., V. 6, NO. 1.

General comments

Subject category Comment text
Deposit ONLY AVAILABLE DESCRIPTION OF ROCK IS RED SANDSTONE QUARRIED FOR FLAGSTONE. EXACT STRATIGRAPHIC POSITION UNCERTAIN, BUT IS EITHER (1) THIN, EVENLY STRATIFIED, FINE-GRAINED SANDSTONE AT TOP OF ENTRADA SANDSTONE OR (2) THIN, RED ("CARNELIAN"), FINE TO COARSE-GRAINED, BLOCKY, CHERTY SANDSTONE AT TOP OF BILK CREEK SANDSTONE MEMBER OF OVERLYING WANAKAH FM.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1983 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

External references

Maps centered on this site

Authoritative Colorado resources

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