Rosemary Placer

Past Producer in San Miguel county in Colorado, United States with commodity Gold

Geologic information

Identification information

Deposit ID 10087933
MRDS ID D010944
Record type Site
Current site name Rosemary Placer
Alternate or previous names Patented Claim: Rosemary Placer, Ms 15677

Geographic coordinates

Geographic coordinates: -108.05621, 38.02028 (WGS84)
Elevation 2286
Relative position 14.2 MILES N 67 W FROM TELLURIDE
(click for info)

Geographic areas

Country State County
United States Colorado San Miguel

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 044N 011W 34 NE OF SE Colorado

Comments on the location information

  • MINE LIES ON HIGH TERRACE REMNANT ON NORTH SIDE OF SAN MIGUEL RIVER JUST ABOVE CONFLUENCE WITH LEOPARD CREEK. ; INFO FROM LAND.ST :1975

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

  • Host or associated Host
    Rock type Unconsolidated Deposit > Sand and Gravel
    Rock unit name Terrace Gravel
    Rock description Terrace Gravel
    Stratigraphic age (youngest) Holocene
    Stratigraphic age (youngest) Holocene

Nearby scientific data

(1) -108.05621, 38.02028

Geologic structures

Type Description Terms
Regional Paradox Basin, Uncompahgre Uplift, San Juan Volcanic Field, San Miguel Mtns
Local Placerville Anticline

Controls for ore emplacement

  • Gravel-Filled Bedrock Channels And Contacts Between Bedrock And Gravel

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery method Ore-Mineral In Place

Mining district

District name Lower San Miguel District

Land status

Ownership category Private

Comments on the workings information

  • OPEN CUT

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS D010944

Bibliographic references

  • Deposit

    PARKER, B.H., JR., 1974, GOLD PLACERS OF COLORADO: COLORADO SCHOOL OF MINES QUART., V. 69, NO. 4 P. 172-184.

  • Deposit

    BUSH, A.L., AND OTHERS, 1959, AREAL GEOLOGY OF THE PLACERVILLE QUADRANGLE, SAN MIGUEL COUNTY, COLORADO: USGS BULL. 1072-E.

  • Deposit

    BLM MINERAL SURVEY MS 15677

General comments

Subject category Comment text
Deposit MINE DEVELOPED ON TERRACE GRAVEL REMNANT LYING ABOUT 120 FT ABOVE PRESENT RIVER LEVEL.

Reporter information

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