Table 1 Elements Part 7
TABLE I
Elements in Sea Water and in the Earths Crust Element Sea Water Potential “supply” Percentage in 600 gr. of rock in solution (mg/kg of sea water) Silicon 4 165,000 0.002 Aluminum 0.5 53,000 0.001 Iron 0.002 31,000 0.0001 Calcium 408 22,000 1.9 Sodium 10,769 17,000 65 Potassium 387 15,000 2.6 Magnesium 1,297 13,000 10 Titanium — 3,800 ? Manganese 0.01 560 0.002 Phosphorus 0.01 470 0.02 Carbon 28 300 9 Sulphur 901 300 300 Chlorine 19,353 290 6,700 Strontium 13 250 5 Barium 0.05 230 0.02 Rubidium 0.02 190 0.1 Fluorine 1.4 160 0.9 Chromium p 120 ? Zirconium — 120 ? Copper 0.01 60 0.02 Nickel 0.0001 60 0.0002 Vanadium 0.0003 60 0.0005 Tungsten — 41 ? Lithium 0.1 39 0.2 Cerium 0.0004 26 0.002 Cobalt p 24 ? Tin p 24 ? Zinc 0.005 24 0.02 Yttrium 0.0003 19 0.002 Lanthanum 0.0003 11 0.003 Lead 0.004 10 0.04 Molybdenum 0.0005 9 0.005 Thorium 0.0005 6 0.01 Cesium 0.002 4 0.05 Arsenic 0.02 3 0.7 Scandium 0.00004 3 0.001 Bromine 66 3 2,000 Boron 4.7 2 240 Uranium 0.015 2 0.8 Selenium 0.004 0.4 1 Cadmium p 0.3 ? Mercury 0.00003 0.3 0.001 Iodine 0.05 0.2 25 Silver 0.0003 0.06 0.5 Gold 0.056 0.003 0.3 Radium 0.093 0.066 0.05