. "Alibates silicified dolomite" . . . "Alibates" . . . . . . . "Alibates flint" . . . "V" . . . . . "Alibates Flint Quarries National Monument" . . . . "Alibates Flint Quarries National Monument" . . "8153" . "Alibates Flint Quarries Natl. Mon." . . "Alibates Flint Quarries" . . . .