BLM claimant record
IMERYS PERLITE USA INC
Active unpatented mining claims held on US federal land, from BLM's public Mineral & Land Records System. Earliest active claim located 1945-04-11.
Claims by state
| State | Active claims |
|---|---|
| UT | 404 |
| AZ | 157 |
| OR | 51 |
| NM | 17 |
Claim types
| Lode | 555 |
| Mill Site | 66 |
| Tunnel Site | 8 |
2026 maintenance estimate
At ~$200/claim, this portfolio's BLM maintenance runs an estimated $125,800 — due September 1, 2026, or the claims void. Estimates from public records — see the full deadline guide and get reminders.
Source: BLM MLRS public records, as of 2026-07-04. Counts reflect claims where this exact claimant name appears of record; related entities filing under other names are listed separately. Corrections: [email protected]