Figure 141. Photos show (A) aerial view of line of algal reefs in the Sacramento Mountains at Tularosa, New Mexico. Scorpion Mound is the largest outcrop at center right in this view. Note staging area and USGS van and trailer (circled). (B) View of Scorpion Mound from parking area. Note driller on way up path at right. (C) Driller (circled) stands on drill site. Ledge to right of driller was used for microscope table and other gear (Fig. 139B). (D) On site, drilling Scorpion Mound overlooking Tularosa to the southwest. Note green water barrels at left, core barrels in center, and gasoline-powered generator (downwind to dampen noise) in left foreground. Water in barrels was used to lubricate the drill string.