List of Illustrations

Figure 1. ( 17K) Map of the Tule Lake and surrounding features

Figure 2. ( 12K) Histograms of maximum and average percent differences between duplicate pairs of analyses

Figure 3. (21k) Scatter plots comparing concentrations of major- and minor-element oxides by ICP and by XRF

Figure 4a-d. ( 31K, 28K, 27K, 27K)Lithologic summary and plots of concentrations of major-element oxides, CaCO3 organic carbon, and trace elements in samples from Tule Lake

Figure 5. (117k) Plots of factor loadings from a 4-factor Q-mode factor analysis

Figure 6. (3.5K) Scatter plot of %CaCO3 calculated from total calcium and carbonate carbon

Figure 7a-d. (13k) Log-log plots of concentrations of major-element oxides in Tule Lake sample 986 versus those in average Medicine Lake volcanics and USGS standard rhyolite RGM-1; and trace elements in Tule Lake sample 986 versus those in average Medicine Lake volcanics and USGS standard basalt

Figure 8. (3.5K) Plots of concentrations of nonbiogenic SiO2, biogenic SiO2, and organic carbon; and moving correlation coefficients between biogenic SiO2 and organic carbon for samples from Tule Lake, California

<< References Cited || Appendix I >>


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