Prickly Pear and Clancy Placers

Past Producer in Jefferson county in Montana, United States with commodities Gold, Silver

Sections on this page

Identification information
Geographic coordinates
Site location context
Geographic areas
Public Land Survey System information
Commodities
Materials information
Host and associated rocks
Nearby scientific data
Geologic structures
Economic information about the deposit and operations
Mining district
Ownership information
Workings at the site
Links to other databases
Bibliographic references
Reporter information

Geologic information

Identification information

Deposit ID	10071343
MRDS ID	W014677
Record type	Site
Current site name	Prickly Pear and Clancy Placers
Related records	10221620

Geographic coordinates

Geographic coordinates:	-111.98421, 46.46796 (WGS84)
Elevation	1280
Relative position	ABOUT 15 KM SOUTH OF HELENA, MONTANA

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Clancy(quadrangle 1:24,000 scale)

Townsend(quadrangle 1:100,000 scale)

White Sulphur Springs(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Missouri(hydrologic unit)

Upper Missouri(hydrologic accounting unit)

Missouri-Marias(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country	State	County
United States	Montana	Jefferson

Public Land Survey System information

Meridian	Township	Range	Section	Fraction	State
Montana Principal	007N;009N	003W;004W			Montana

Comments on the location information

UTM LOCATION OF INTERSECTION OF CLANCY CREEK AND PRICKLY PEAR CREEK

Commodities

Commodity	Importance
Gold	Primary
Silver	Secondary

Materials information

Materials	Type of material
Gold	Ore
Silver	Ore

Host and associated rocks

Host or associated

Associated

Rock type

Plutonic Rock > Granitoid > Quartz Monzonite

Stratigraphic age (youngest)	Holocene
Stratigraphic age (youngest)	Pliocene

Host or associated Associated

Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff

Host or associated	Associated
Rock type	Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
Rock unit name	Boulder Batholith, Butte Quartz Monzonite;Elkhorn Mountains Volcanics, Tuff, Andesite
Rock description	Boulder Batholith, Butte Quartz Monzonite;Elkhorn Mountains Volcanics, Tuff, Andesite

Host or associated Host

Rock type Unconsolidated Deposit > Gravel

Host or associated	Host
Rock type	Unconsolidated Deposit > Gravel

Nearby scientific data

(1)	Granitic rock	ListMap

Economic information

Geologic structures

Type of structure	Regional
Structure description	Boulder Batholith

Economic information about the deposit and operations

Development status	Past Producer
Commodity type	Metallic
Deposit size	Small
Significant	No
Discovery year	1865
Year of first production	1865

Mining district

District name	Clancy-Lump Gulch District

Ownership information

Type Operator

Owner Roger Gold Mining Co.

Type	Operator
Owner	Roger Gold Mining Co.

Comments on the production information

AT LEAST 85% OF PRODUCTION IN 1937-1942 AND 1946-1948

Workings at the site

Type of workings Surface

Overall length 40000M

Type of workings	Surface
Overall length	40000M

Reference information

Links to other databases

Agency	Database name	Acronym	Record ID	Notes
USGS	Mineral Resources Data System	MRDS	W014677

Bibliographic references

Deposit

KOSCHMANN, A. H., AND BERGENDAHL, M. H., 1968, PRINCIPAL GOLD-PRODUCING DISTRICTS OF THE UNITED STATES: U.S. GEOL. SURV. PROF. PAPER 610, 283 P.
Deposit

ROBY, R. N., ACKERMAN, W. C., FULKERSON, F. B., AND CROWLEY, F. A., 1960, MINES AND MINERAL DEPOSITS, JEFFERSON COUNTY, MONT.: MONT. BUREAU OF MINES GEOL. BULL. 16, 122 P.
Production

USGS PROF. PAPER 610, MBMG BULL. 16

Reporter information

Type	Date	Name	Affiliation	Comment
Reporter	01-NOV-1976	Krohn, Douglas H.	U.S. Geological Survey

Beyond USGS

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