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

Ida May

Past Producer in Siskiyou county in California, United States with commodities Gold, Lead
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Economic information about the deposit and operations
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10035480
MRDS ID M023280
Record type Site
Current site name Ida May

Geographic coordinates

Geographic coordinates: -123.11806, 41.2579 (WGS84)
Elevation 1219
Relative position ON RIDGE BETWEEN FORKS OF EDDYS GULCH 1 MI. S. ROLLIN SITE

Site location context

Political divisions (FIPS codes)

Siskiyou(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tanners Peak(quadrangle 1:24,000 scale)

Hoopa(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salmon(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Klamath 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 Siskiyou

Public Land Survey System information

Meridian Township Range Section Fraction State
Humboldt 039N 011W 09 California

Comments on the location information

  • UTM EST. SE 1/4 NW 1/4 SECTION EST. FROM TOPO.

Commodities

Commodity Importance
Gold Primary
Lead Secondary

Materials information

Materials Type of material
Gold Ore

Alteration

  • (Local) Oxidation To 400 Ft. Depth On Dip Of Vein. Sulfide Ore Below This.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -123.11806, 41.2579
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Faulting (?)

Ore body information

  • Strike NE
    Dip 22NW

Comments on the geologic information

  • HOST ROCK CRUSHED BLACK SLATY SCHIST AND IN ANDESITIC DIKE. APPEARS AS FLAT BLANKET DEPOSIT GROUND TO GOUGE ALONG ITS CONTACTS BY LOCAL MOVEMENTS.

Economic information about the deposit and operations

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

Land status

Ownership category National Forest

Comments on the production information

  • OXIDIZED AU ORE FROM ADIT LEVELS NO. 1 AND NO. 2 YIELDED $45,000 FROM 2000 TONS OF ORE. $25,000 PRODUCED FROM NO. 3 LEVEL. NO SPECIFIC PRODUCTION RECORD FOUND.

Comments on the workings information

  • 600 FT. OF ADITS W/100 FT. OF ADDITIONAL NEW WORKINGS STARTED IN 1935. SERIES OF LEVELS, NO. 1 252 FT. LONG, NO. 2 160 FT. LONG W/STOPES. NO. 3 LEVEL IS 60 FT. BELOW BEGINNING OF SULFIDE ORE, AND RUNS 321 FT. NW, THEN 230 FT. SW FROM IDA MAY VEIN TO FRANCES BELL CLAIM. DIAGONAL CROSSCUTS FROM DRIFT ACROSS VEIN FOR 60 FT. OFF NO. 3 ADIT, 120 FT. DRIFT RUN SE TO A 40 FT.-HIGH RAISE, WHICH FOLLOWED UP DIP OF VEIN 160 FT. ABOVE LEVEL. NEARLY ALL UNDERGROUND WORK IS BY HAND PICKING DUE TO CRUSHED NATURE OF GROUND. NO. 4 LEVEL 384 FT. LONG. RAISE.

Reference information

Bibliographic references

  • Deposit

    AVERILL, C.V., 1935, MINES AND MINERAL RESOURCES OF SISKIYOU COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 31, NO. 3, P. 301-2

  • Deposit

    LOGAN, C.A., 1925, SACRAMENTO FIELD DIVISION: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 21, NO. 4, P. 445-446

  • Production

    LOGAN (1925)

General comments

Subject category Comment text
Deposit VEIN, 6-8 FT. THICK. QTZ. CRUSHED TO SMALL FRAGMENTS WITH LARGE AMOUNT OF GOUGE PRESENT. THOUGHT TO BE FAULTED SEGMENT OF ONE OF VEINS ABOVE. GOUGE ON FOOTWALL SIDE OF VEIN, CONSISTING OF BLACK GRAPHITIC SCHIST. GROUND INTO PUTTY-LIKE GOUGE 2-14 FT. THICK. GOUGE SWELLS FROM LIMESTONE CONTENT. VEIN AVG. 4 FT. THICK IN PAY SHOOTS.
Deposit 54 ACRES. CONSOLIDATED INTO THE NORCAL MINING CO. SOMETIME AFTER 1930. SEE NORCAL. ALSO INCL. FRANCES BELL AND LUCKY STRIKE ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-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.