"Grants Region (N.M.)" . . . . . . . . . . . . . . . . "Zuni Bandera volcanics"@en . . . "Guidebooks"@en . "Field-trip guide to the geochronology of El Malpais National Monument and the Zuni-Bandera volcanic field, New Mexico" . "Field-trip guide to the geochronology of El Malpais National Monument and the Zuni-Bandera volcanic field, New Mexico"@en . . . . . . . . "El Malpais National Monument (N.M.)" . .