Columbia River Boulders
Anchor outdoor spaces with locally sourced gray basalt boulders suited for both retaining applications and landscape accents. These heavy stones range in size from 250 to 3,000 pounds, making them appropriate for structural placement as well as visual emphasis.
$155.00 / ton
Disclaimer
While we strive to provide accurate images of our materials on our website, it is important to note that these images are for illustrative purposes only. The actual products in stock may differ in color and appearance due to the natural variations of the materials and the ongoing changes in our inventory. We source many of our materials from multiple quarries in the area and stockpiles can change daily. Customers are highly encouraged to visit our locations and view the materials in-person before placing an order. If color or texture is an important factor, please consider ordering all the materials for your job at one time to ensure consistency.Common Uses
- Retaining walls: Stack or place as gravity elements for soil support on slopes.
- Landscape accents: Create focal points in open spaces or naturalized designs.
- Slope stabilization: Position at the base of slopes to help manage erosion.
- Natural barriers: Define boundaries or control access without constructed fencing.
Material Details
- Material: Gray basalt
- Source: Columbia River Corbett quarry
- Weight range: 250 to 3,000 lbs
- Sold by: Ton

