Reference | {Deposit:: HARRER, C.M., AND TESCH, W.J., JR., 1959, RECONNAISSANCE OF IRON OCCURRENCES IN COLORADO: USBM IC 7918, P. 25-26}{Deposit:: TWETO, OGDEN, AND OTHERS, 1976, PRELIMINARY GEOLOGIC MAP OF THE MONTROSE 1X2 QUADRANGLE, SOUTHWESTERN COLORADO: USGS MAP MF-761} |