Huerto lavas
9. Dark-colored lavas of Huerto Andesite and interlayered light-gray laharic breccias, overlying the weakly indurated top of intracaldera Fish Canyon Tuff (grassy area in foreground), south of Puerto Blanco (Palomino Mountain quad). Light-colored cap at right end of ridge is thin erosional scab of Carpenter Ridge Tuff. Note horse pack-string for scale (lower left).
Photograph by P.W. Lipman.