Districts / US National
All Minerals

US National

All active BLM mining claims across 12 western U.S. states, attributed to publicly-traded companies and spatially joined against 304,000+ USGS mineral deposits. Weekly change detection tracks new staking, drops, and transfers across the entire federal mineral estate.

573,430
Total Claims
194
Companies
107,939,936
Total Hectares
56.0%
Attribution
Open Map → Find Open Land →

Top Companies by Claim Count

Other / Independent
252,097
Claims
94,904,520
Hectares
Mkt Cap
Barrick Gold
Producer
B
35,147
Claims
2,371,923
Hectares
$63.5B
Mkt Cap
Freeport-McMoRan
Producer
FCX
20,932
Claims
814,270
Hectares
$90.2B
Mkt Cap
Kinross Gold
Producer
KGC
14,802
Claims
313,575
Hectares
$29.1B
Mkt Cap
Big Casino Corp
Exploration
7,984
Claims
283,269
Hectares
Mkt Cap
Rio Tinto
Producer
RIO
7,791
Claims
108,870
Hectares
$157.4B
Mkt Cap
Hecla Mining
Producer
HL
7,434
Claims
58,696
Hectares
$10.8B
Mkt Cap
Uranium Energy Corp
Producer (US ISR) + Development (Canada)
UEC
7,165
Claims
133,801
Hectares
$5.4B
Mkt Cap
AngloGold Ashanti
Producer
AU
4,972
Claims
143,189
Hectares
$42.4B
Mkt Cap
Clear Canyon LLC
Exploration
4,375
Claims
825,984
Hectares
Mkt Cap

Notable Deposits

Carlin Trend, NV
Gold

World's largest gold-producing trend · ~75 Moz

Bingham Canyon, UT
Copper

Rio Tinto · Largest open-pit mine in the world

Morenci, AZ
Copper

Freeport-McMoRan · Largest U.S. copper mine

Thacker Pass, NV
Lithium

Lithium Americas · Largest known U.S. lithium deposit

Stibnite, ID
Antimony

Perpetua Resources · Only domestic antimony-gold mine

Explore US National

Open Interactive Map →