1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

United Trinity

Past Producer in Trinity county in California, United States with commodity Gold
Map
XML
JSON
KML
B
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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10086641
MRDS ID X025888
Record type Site
Current site name United Trinity
Alternate or previous names Trinity Bonanza King

Geographic coordinates

Geographic coordinates: -122.62611, 41.07374 (WGS84)
Elevation 1768
Relative position 0.6 MI. S. BONANZA KING LOOKOUT POINT

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Carrville(quadrangle 1:24,000 scale)

Mount Shasta(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Trinity(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity 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 California Trinity

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 037N 007W 13 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result ASSAYS FROM SAMPLES IN DRIFT 250 FT. ABOVE NO. 2 LEVEL RAN AS HIGH AS $500/TON.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Gabbro
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -122.62611, 41.07374
ListMap

Economic information

Ore body information

  • Strike N60W, N20W
    Dip 70
    Thickness 2.74M

Controls for ore emplacement

  • Shear Zone

Comments on the geologic information

  • COUNTRY ROCKS, GABBRO AND ANDESITE, ARE ALTERED AND SHEARED, CUT BY BASIC DIKES. SERPENTINE AND TALC SCHIST PROMINANT ON NO. 7 LEVEL. SERPENTINE DIKE, 50 FT. THICK, CUTS ACROSS WORKINGS NEAR FACE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Discovery year 1886

Mining district

District name Trinity Center

Land status

Ownership category National Forest

Comments on the production information

  • 2 RICH POCKETS YIELDED $85,000 AND $240,000 RESPECTIVELY. NO OTHER PRODUCTION RECORD FOUND.

Comments on the workings information

  • AT LEAST 7 LEVELS OF WORKINGS ON STEEP HILLSIDE WITH CAMPSITE BELOW. LOWEST LEVEL OR NO. 7 IS CROSSCUT 1373 FT. TO VEIN WITH DRIFTS 890 FT. NW AND 400 FT. SE. CONSIDERABLE PROSPECTING DONE BEYOND SERPENTINE DIKE, WITH NO RESULTS. SE DRIFT DRIVEN TO CONNECT WITH BONANZA QUEEN WORKINGS. RAISE CONNECTS NO. 7 LEVEL WITH NO. 3. MOST OF VEIN STOPED FOR LENGTH OF 400 FT. AND HEIGHT OF 40 FT. ABOVE NO. 4 INTERMEDIATE LEVEL. NO. 3 CROSSCUT 513 FT. TO VEIN, DRIFTED 175 FT. SE, THEN 600 FT. NW. STOPED FOR 350 FT. ABOVE NO. 3 TO HEIGHT OF 25-35 FT. SIMILARLY FOR NO. 2. BIG BONANZA SHOOT ON NO. 2. OTHER RAISES ON NO. 3 AND 4 LEVELS.

Reference information

Bibliographic references

  • Deposit

    LOGAN, C.A., 1926, TRINITY COUNTY: CALIF. JOUR. MINES AND GEOLOGY, V. 22, P. 25-26

  • Deposit

    MCKLAZIURE, C., 1921, TRINITY COUNTY: CALIF. JOUR. MINES AND GEOLOGY, V. 17, P. 539-540

  • Production

    LOGAN (1926)

General comments

Subject category Comment text
Deposit VEIN(S) WITH RICH POCKET SHOOTS. ORE SHOOT AND POCKET OF HIGH GRADE THOUGHT TO RAKE NW IN NO. 2 LEVEL. ORE IN UPPER LEVELS SAID TO HAVE BEEN UNDER AND BEYOUND SERPENTINE DIKE. PAY SHOOTS APPEARED TO FOLLOW SERPENTINE CONTACT FOR ABOUT 400 FT. TO EITHER SIDE OF INTERSECTION WITH SCHIST. BEST VALUES FOUND IN TALCOSE QUARTZ ALONG CONTACT. GOUGE ALONG WALLS 6 IN. - 1 FT. THICK.
Deposit INCLUDED BONANZA KING AND BONANZA QUEEN GROUPS OF 116 QUARTZ CLAIMS AND 28 MILLSITE CLAIMS, AND BUGLE HILL PLACER. 2800 ACRES. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1980 Nelson, Scott C. (Albers, John, P.) U.S. Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative California resources

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