Rocks with the Ci prefix were analyzed for concentrations of Au and Ag by fire assay; for concentrations of F using specific ion electrode analysis; for concentrations of W using colorimetry; for concentrations of Th using radiometric analysis; for concentrations of U using fluorometric analysis; for concentrations of Nb using x-ray fluorescence; for concentrations of Ba, Sn, Li, Rb, and Cu using atomic absorption techniques; for concentrations of a suite of 40 elements using semi-quantitative emission spectrography.