Gravel PitUnknown • Sand and Gravel, Construction
|
Forsyth Sand and Gravel PitProducer • Sand and Gravel, Construction
|
Clay PitOccurrence • Bentonite
|
Unnamed Gravel PitProducer • Sand and Gravel, Construction
|
Bentonite Mine and PlantProducer • Clay
|
Gravel PitPast Producer • Stone, Crushed/Broken
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Clay PitOccurrence • Bentonite
|
Hallett Minerals PitProducer • Clay
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Garfield Peak ClinkerOccurrence •
|
Gravel PitPast Producer • Stone, Crushed/Broken
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Gravel PitPast Producer • Sand and Gravel, Construction
|
Hathaway PumiciteOccurrence • Pumice
|
Gravel PitUnknown • Sand and Gravel, Construction
|
Gravel PitUnknown • Sand and Gravel, Construction
|
Erickson RanchOccurrence • Clay
|
Clay PitOccurrence • Bentonite
|
Colstrip Area IronUnknown • Iron
|