M-I L L C

M-I L L C operates 5 recorded mine and mineral-extraction sites across the United States, drawn from MSHA Mine Safety and Health Administration records. 1 is currently active. Total reported employee count across all sites: 16.

5Total Sites
1Active
3States
16Employees

Where M-I L L C Operates

StateSites
Louisiana2
Texas2
Nevada1

What M-I L L C Mines

Barite Barium Ore · 4Bentonite · 1

All Sites Operated by M-I L L C

MineStateCountyCommodityStatus
Amelia Barite PlantLouisianaAssumptionBarite Barium OreActive
Clipper MineNevadaLanderBarite Barium OreAbandoned
Galveston Grinding PlantTexasGalvestonBarite Barium OreAbandoned
Mi Swaco-AlpineTexasBrewsterBentoniteAbandoned
Westlake PlantLouisianaCalcasieuBarite Barium OreAbandoned

All 1,431 U.S. mining operators →