1. Stone Quarrying, Crushing and Screening Source …
Source Stone Quarrying, Crushing, and Screening Facilities in Indian Country Version 1.0 Last Modified: March 23, 2015 ... sandstone, quartz, quartzite, and lesser amounts of calcareous marl, marble, shell, and slate. ... rock crusher processing 5,300,000 tons of material per year, and determined that a 150 foot setback from the ...