Mining operations and narrow canyons define this stretch of Butte County, where the high desert terrain meets the foothills of the Pioneer Mountains. The landscape is marked by a legacy of extraction, notably around Saint Louis Canyon and Poison Gulch, where several claims including the Reliance Mine, Oxide Lode Mine, and Last Chance Mine are clustered. These workings reflect the silver and lead mining history that once spurred the establishment of small settlements like Era and Martin, which served as local hubs for the prospectors and ranchers of the era.
33 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1935 · MacKay
USGS Topo · 1:96,000
1955 · Idaho Falls
USGS Topo · 1:250,000
1958 · Idaho Falls
USGS Topo · 1:250,000
1960 · Grouse
USGS Topo · 1:62,500
1972 · Nichols Reservoir
USGS Topo · 1:24,000
1972 · Inferno Cone
USGS Topo · 1:24,000
1972 · Blizzard Mtn South
USGS Topo · 1:24,000
1972 · Appendicitis Hill
USGS Topo · 1:24,000
1973 · The Watchman
USGS Topo · 1:24,000
1978 · Craters Of The Moon
USGS Topo · 1:100,000