This periodic table depicts the primary source on Earth for each element. In cases where two sources contribute fairly equally, both appear. || PeriodicTableOrigins2_print.jpg (1024×682) [251.7 KB] || PeriodicTableOrigins2_Large.png (25042×16695) [52.0 MB] || PeriodicTableOrigins2.png (6000×4000) [3.4 MB] || PeriodicTableOrigins2.jpg (6000×4000) [2.2 MB] || PeriodicTableOrigins2_searchweb.png (320×180) [82.4 KB] || PeriodicTableOrigins2_thm.png (80×40) [7.6 KB].