For example sand, gravel, river rock and crushed rock, and other aggregates are often separated by size using vibrating screens.

Some parts of the temple foundation includes 2-inch river rock used as fill in concrete forms.

During construction of the temple, people were allowed access to open bins of this river rock at the edge of the construction site.

The roads are dirt covered with river rock.

It has a river rock and concrete foundation covered with stucco that was scored to resemble cut stone.