Value: UPzs Label: Upper Paleozoic siliciclastic rocks - Sandstone, quartzite, and silstone in the lower two-thirds, and interbedded limestone, dolomite, and sandstone in the upper third Description: Symbol:
Value: CZs Label: Cambrian-Neoproterozoic siliciclastic rocks - Shale and thinly bedded limestone in the upper one-fourth, and quartzite and shale in the lower three-fourths Description: Symbol: