Lost California Treasure
LOST MINE Permission Required

Great Blue Lead at Forest City and Bald Mountain

Forest City and the Bald Mountain drift mine sat on the famed Great Blue Lead, a buried auriferous channel that drove some of Sierra County's most persistent lost-channel speculation. Historical accounts describe the Bald Mountain operation tunneling deep into the mountain.

AI Summary & Quick Facts

This structured summary is crawler-optimized for search engine AI overview queries and quick suggestion indexing.

  • Target Name: Great Blue Lead at Forest City and Bald Mountain
  • Registry Category: lost mine
  • Geographic Location: Forest City and Bald Mountain drift-mining country, Sierra County, northern Sierra Nevada (Coordinates: 39.58700, -120.94200)
  • Land Status: Tahoe National Forest with intermingled private patented mining ground and historic town lots around Forest City (claim and parcel check required) (Classified as Permission Required)
  • Primary Historic Source: History of Tahoe National Forest: 1840-1940, Chapter 4
  • Search & Usefulness Rating: Score 67/100 (Field Readiness: Permission First)
  • Summary Overview: Forest City and the Bald Mountain drift mine sat on the famed Great Blue Lead, a buried auriferous channel that drove some of Sierra County's most persistent lost-channel speculation. Historical.

Historical Overview

Forest City and the Bald Mountain drift mine sat on the famed Great Blue Lead, a buried auriferous channel that drove some of Sierra County's most persistent lost-channel speculation. Historical accounts describe the Bald Mountain operation tunneling deep into the mountain, taking coarse gold and very large nuggets from the blue-gravel channel, and sustaining a major boomtown economy. The broader legend is not that the district vanished, but that segments of the old channel repeatedly appeared, pinched out, and were effectively 'lost' and rediscovered by successive miners. That makes the Great Blue Lead one of the strongest northern-California lost-mine landscapes even though the district itself is well documented.

Field Search & Recovery Tips

Do not assume any old adit is open or safe. The smart hobbyist approach is claim-and-parcel research, reading old channel descriptions, and walking only on clearly public roads or interpreted historic-town areas. Many seemingly abandoned workings in this district sit on private or patented ground, and collapsed drift mines are a serious hazard.

Field Action Checklist

1
Identify the parcel owner and get written permission before stepping off public roads.
2
Agree in writing how finds, trash removal, holes, gates, and livestock areas will be handled.
3
Carry a printed permission note and leave if access boundaries are unclear in the field.
4
Stay out of adits, shafts, and unstable hydraulic cuts; old mine workings can collapse without warning.

Related lost mines

  • The Lost Cabin Mine lost mine · Trinity Alps Wilderness Area, Trinity County · Low probability

    In the autumn of 1850, three prospectors named Cox, Wood, and Buck followed the Trinity River up into the rugged headwaters. Near a waterfall, they found a rich gravel bed loaded with heavy gold nuggets. They.

  • The Lost Cement Mine lost mine · Near Mammoth Lakes, Mono County · Low probability

    In 1857, two miners wandering lost in the Eastern Sierra discovered a vein of rich, red volcanic cement-like rock that was packed with pure gold. They chipped off a few pounds of the rock, showing it to others when.

  • Goose Egg Mine lost mine · El Dorado County, located in the historic Mosquito Valley, downstream from Newtown and Placerville. · Low probability

    Rooted in the early excitement of the 1848 California Gold Rush, the legend of the Goose Egg Mine began when a lone prospector reportedly discovered a highly concentrated placer deposit in Mosquito Valley that yielded.

  • Waterfall Mine lost mine · Shasta County, located in the rugged mountainous backcountry approximately thirty miles up a tributary of Cow Creek, potentially near Bear Canyon. · Low probability

    In the early 1850s, a small party of prospectors from the East Coast traveled into Shasta County, crossing near Cow Creek and Fort Reading, and followed a rugged stream thirty miles into the high mountains. There, they.

  • Empire Mine State Historic Park lost mine · 10791 E Empire St, Grass Valley, Nevada County · High probability

    One of the oldest, largest, deepest, and richest hard-rock gold mines in California. Operating for over 106 years from 1850 to 1956, it produced 5.8 million ounces of gold from 367 miles of underground passages.

  • Malakoff Diggins State Historic Park lost mine · North Bloomfield, Nevada County · High probability

    California's largest hydraulic gold mining operation. Blasted away entire hillsides, excavating over 41 million cubic yards of earth and carving out a massive canyon. The resulting environmental devastation led to the.

Research Dossier
67
Usefulness Rating Medium Potential
Land Status Designation Permission Required

Tahoe National Forest with intermingled private patented mining ground and historic town lots around Forest City (claim and parcel check required)

Field Readiness Mode Permission First
Research Coordinates
39.58700, -120.94200

Recommended Outfitting

Topographic map Offline GPS Helmet and headlamp
Reference Work Citation

History of Tahoe National Forest: 1840-1940, Chapter 4

Open original reference source ↗