MacArthur Basalt Quarry offers a rare opportunity to acquire an established mineral resource property in Grant County, Oregon. The 19-acre offering includes the mineral rights, current operating permit and remaining basalt and aggregate stockpiles. Located west of Oregon Highway 19 near Milepost 120, the property features an established quarry floor, exposed basalt faces and a history of mineral extraction.A professional mineral resource evaluation completed in 2019 identified Picture Gorge Basalt as the primary resource and estimated approximately 612,200 cubic yards, or 1.47 million tons, of in-situ basalt within the permit area. Laboratory testing of representative rock and crushed aggregate samples reported that the material met ODOT abrasion specifications for base aggregate and Portland cement concrete aggregate.

Kimberly is located in Oregon. Kimberly, Oregon has a population of 281. Kimberly is more family-centric than the surrounding county with 52.7% of the households containing married families with children. The county average for households married with children is 24.09%.
The median household income in Kimberly, Oregon is $54,250. The median household income for the surrounding county is $51,100 compared to the national median of $69,021. The median age of people living in Kimberly is 45.5 years.
The average high temperature in July is 84.5 degrees, with an average low temperature in January of 22.6 degrees. The average rainfall is approximately 16.6 inches per year, with 30.2 inches of snow per year.