ROSS, D.C., 1961, GEOLOGY AND MINERAL DEPOSITS OF MINERAL COUNTY, NEVADA: NBMG BULL THIN, LIMONITE-STAINED QUARTZ VEINS IN GRANITIC ROCKS; FRACTION OF AN INCH THICK AND SEVERAL INCHES TO 2 FEET LONG; MATERIAL FROM PODS CAUSE A COUNT AS HIGH AS 0.7 MR/HR (BACKGROUND OF 0.03 MR/HR)