. . . . "1046.07"^^ . . . "Boundary Cone"@en . "Boundary Cone is a geologic promontory located in the western foothills of the Black Mountains in Mohave County, Arizona. The peak is to the east of the Mohave Valley, northeast of Needles, California, and southeast of Bullhead City. The peak is about 4 miles (6 km) southwest of the mountain community of Oatman and 12 miles (19 km) east of the Colorado River."@en . .