Deposit

Tutsagubet Mining District

Tutsagubet Mining District is a gallium occurrence in Utah, recorded in the USGS USMIN gallium deposits database (ver. 1.0, 2021) and the USGS USMIN germanium deposits database (ver. 1.0, 2020).

Facts on this page last re-verified Aug 15, 2026 — the oldest verification date among its current claims. How we verify.

Location: Utah, United States (37.108, -113.877 approx.)

Commodities: arsenic; copper; gallium; germanium; iron; lead; silver; zinc

Exploration and site history

Active — The district was worked intermittently between 1884 to 1962, where the Apex underground mine was the only significant deposit, 1884–1962 (Krahulec (2018))
Discovery — Copper was discovered in 1872, 1872 (Olsen and others (1988))
Discovery — The mining district was organized in 1883, 1883–1983 (Krahulec (2018))

Record imported from USGS USMIN ver. 4.0 (June 2019). Developments after that date appear on facility records, not here; see the methodology.

Sources

U.S. Geological Survey · published Feb 22, 2021 · retrieved Aug 15, 2026 · archive unavailable: No Wayback snapshot verified for the ScienceBase item on the 2026-08-15 import; archive capture queued for a weekly pass
U.S. Geological Survey · published Apr 29, 2020 · retrieved Aug 15, 2026 · archive unavailable: No Wayback snapshot verified for the ScienceBase item on the 2026-08-15 import; archive capture queued for a weekly pass