Metals in the McCarthy B-4 and B-5 Quadrangles, Alaska Mlfter Distribution of Gold, Copper and Some...Metals in the McCarthy B-4 and B-5 Quadrangles, Alaska By E. M. MacKevett, Jr., and James G. Smith Abstract...Triassic carbonate rocks, the Chi tis tone and Nizina Limestones; and by carbonaceous shales, cherts...in the McCarthyB-4 and B-5 quadrangles, eastern Alaska, include copper·, gold, silver, antimony, molybdenum...the McCarthy B-4 and B-5 IS-minute quadrangles, Alaska, and in small adjacent parts of the McCarthy A-4 |