Calcium Mines in Oregon

15Total Sites
3Active

Calcium Mining in Oregon

Oregon has 15 calcium-related mine and mineral deposit locations recorded in federal databases. Of these, 3 are currently active operations. Data comes from the USGS Mineral Resources Data System and MSHA Mine Safety and Health Administration records.

By County

CountySites
Malheur County11
Baker County1
Benton County1
Jackson County1
Multnomah County1

Calcium Mines

MineCountyTypeStatus
Ash Grove Cement PlantMultnomahProcessing PlantProducer
Blue Mountain Lime MillBakerProcessing PlantProducer
Unnamed DepositJacksonSurfaceProducer
Ag-Lime PlantBentonProcessing PlantPast Producer
BombsightMalheurOccurrence
Bombsight ClaimMalheurUndergroundProspect
Calcite Miner & Sheep Horn ClaimsMalheurOccurrence
Calcite Miner & Sheep Horn ClaimsMalheurSurfaceProspect
Calcite OccurrenceMalheurOccurrence
Calcite OccurrenceMalheurSurfaceOccurrence
Huntington CalciteMalheurOccurrence
Huntington CalciteMalheurUnknown
Iceland Spar 1 2 & 3MalheurOccurrence
Iceland Spar 1 2 & 3MalheurSurfaceOccurrence
North Gold Creek Optical CalciteMalheurSurfaceOccurrence

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