JAHNS RICHARD H. MICA DEPOSITS OF THE PETACA DISTRICT,RIO ARRIBA COUNTY, NEW MEXICO NMBM BULL. 25 1946 P 252REDMON D.E. RECONNAISSANCE OF SELECTED DEGMATITE DISTRICTSIN NORTH-CENTRAL NEW MEXICO USBM I.C. 8013 1961 P 36,48BINGLER E.C. GEOLOGY AND MINERAL RESOURCES OF RIO ARRIBACOUNTY, NEW MEXICO NMBM BULL. 91 1968 P 126NMBM MINES INDEX