Invincible Quartz Lode

Prospect in Madison county in Montana, United States with commodities Gold, Silver, Lead, Copper, Tungsten
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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10096913
MRDS ID FS00043
Record type Site
Current site name Invincible Quartz Lode

Geographic coordinates

Geographic coordinates: -111.94669, 45.57907 (WGS84)
Elevation 2286

Site location context

Political divisions (FIPS codes)

Madison(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Potosi Peak(quadrangle 1:24,000 scale)

Bozeman(quadrangle 1:100,000 scale)

Bozeman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Jefferson(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Beaverhead-Deerlodge 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 Montana Madison

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 003S 003W 16 Montana

Commodities

Commodity Importance
Gold Primary
Silver Primary
Lead Primary
Copper Primary
Tungsten Critical Primary

Comments on the commodity information

  • SAMPLES FROM DEVELOPMENT CUT NO. 3; OUTCROP A AND B; ORE PILE

Analytical data

Result ASSAY REPORT FOR CLAIM { SAMPLE NO. 3032 FROM DEV. CUT NO. 3 - GOLD: TRACE, SILVER: 0.20 OZ. PER TON, LEAD: 2.0 LBS. PER TON, COPPER: TRACE, TUNGSTIC TRIOXIDE: 0.89 STU 65% GRADE {{ SAMPLE 3033 FROM OUT CROP "A" - GOLD: TRACE, SILVER: 1.0 OZ. PER TON, LEAD: 3.0 LBS. PER TON, COPPER: TRACE, WO3: 1.49 STU 65% GRADE {{ SAMPLE 3030 FROM OUTCROP "B" - GOLD: TRACE, SILVER: 0.70 OZ. PER TON, TUNGSTEN: 2.845 STU 65% GRADE {{ SAMPLE 3031 FROM THE ORE PILE (THIS IS A GRAB SAMPLE) - GOLD: TRACE, SILVER: 2.3 OZS. PER TON, WO3: 2.23 STU 65% GRADE

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Monzonite
    Rock unit name Pony-Cherry Creek Series, Metamorphics
    Rock description Pony-Cherry Creek Series, Metamorphics
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -111.94669, 45.57907

Economic information

Geologic structures

Type of structure Regional
Structure description Tobacco Root Batholith; Bismark Fault

Ore body information

  • General form IRREGULAR

Comments on the geologic information

  • GEOLOGY: { THE POTOSI TUNGSTEN DEPOSITS OCCUR IN A LARGE IRREGULAR BODY OF ALASKITE. {{ THE ACCESSORY MINERALS ARE SPHENE (TITANITE) AND APATITE IN THE UNALTERED ROCK. FLUORITE, PYRITE, AND MAGNETITE ARE CONSTITUENTS OF THE ALTERED ROCKS.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1951
Discoverer Mr. C. L. Valiant, Pres. Of Potosi Tungsten Mining Company

Mining district

District name Potosi

Ownership information

  • Type Owner
    Owner Potosi Tungsten Mining Co.

Comments on the workings information

  • IMPROVEMENTS ON THE CLAIM { DISCOVERY CUT - 12 FEET DEEP BY 8 FEET LONG BY 4-5 FEET WIDE. {{ DEVELOPMENT TUNNEL NO. 2 - 5-7 FOOT ADIT AND ABOUT 12 FEET LONG. {{ DEVELOPMENT WORKING NO. 3 - 8 FEET WIDE BY 12 FEET DEEP BY 21 FEET LONG. {{ OUTCROP A - 100 FEET WEST OF CUT NO. 3, STRIKES ABOUT N. 10 DEG. AND DIPS 75 DEG TO 80 DEG. NE. {{ OUT CROP B - 130 FEET SOUTH OF OUTCROP A. {{ OUTCROP C - 100 FEET NORTHWEST OF THE OLD ORE BIN, THERE ARE SEVERAL CUTS AND TRENCHES ALONG THE VEIN IN THIS OUTCROP. {{ TWO LOG BUILDINGS ARE ON THE CLAIM - IN BAD STATE OF REPAIR AND TOTALLY UNUSABLE AND ARE LOCATED NEAR THE CENTER AND SOUTH END OF THE CLAIM. {{ ORE BIN - LOG STRUCTURE SITUATED NEAR THE CENTER AND NORTH END OF THE CLAIM. ROTTED.

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1975 Hunter, Marilyn D. U.S. Geological Survey
Updater 01-FEB-1980 Doyle, Brien (Wells, John) U.S. Geological Survey

Beyond USGS

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