Elemental Abundances John Moore, Jia Zhou, and Etienne Garand Elemental Abundance in Solar System Atom Atomic No. Abundance* (atoms/106 atoms Si) Log(abund) H 1 2.790000e+10 10.45 He 2 2.720000e+09 9.43 Li 3 5.710000e+01 1.76 Be 4 7.300000e-01 -0.14 B 5 2.120000e+01 1.33 C 6 1.010000e+07 7.00 N 7 3.130000e+05 5.50 O 8 2.380000e+07 7.38 F 9 8.430000e+02 2.93 Ne 10 3.440000e+06 6.54 Na 11 5.740000e+04 4.76 Mg 12 1.074000e+06 6.03 Al 13 8.490000e+04 4.93 Si 14 1.000000e+06 6.00 P 15 1.040000e+04 4.02 S 16 5.150000e+05 5.71 Cl 17 5.240000e+03 3.72 Ar 18 1.010000e+05 5.00 K 19 3.770000e+03 3.58 Ca 20 6.110000e+04 4.79 Sc 21 3.420000e+01 1.53 Ti 22 2.400000e+03 3.38 V 23 2.930000e+02 2.47 Cr 24 1.350000e+04 4.13 Mn 25 9.550000e+03 3.98 Fe 26 9.000000e+05 5.95 Co 27 2.250000e+03 3.35 Ni 28 4.930000e+04 4.69 Cu 29 5.220000e+02 2.72 Zn 30 1.260000e+03 3.10 Ga 31 3.780000e+01 1.58 Ge 32 1.190000e+02 2.08 As 33 6.560000e+00 0.82 Se 34 6.210000e+01 1.79 Br 35 1.180000e+01 1.07 Kr 36 4.500000e+01 1.65 Rb 37 7.090000e+00 0.85 Sr 38 2.350000e+01 1.37 Y 39 4.640000e+00 0.67 Zr 40 1.140000e+01 1.06 Nb 41 6.980000e-01 -0.16 Mo 42 2.550000e+00 0.41 Tc 43 NaN NaN Ru 44 1.860000e+00 0.27 Rh 45 3.440000e-01 -0.46 Pd 46 1.390000e+00 0.14 Ag 47 4.860000e-01 -0.31 Cd 48 1.610000e+00 0.21 In 49 1.840000e-01 -0.74 Sn 50 3.820000e+00 0.58 Sb 51 3.090000e-01 -0.51 Te 52 4.810000e+00 0.68 I 53 9.000000e-01 -0.05 Xe 54 4.700000e+00 0.67 Cs 55 3.720000e-01 -0.43 Ba 56 4.490000e+00 0.65 La 57 4.460000e-01 -0.35 Ce 58 1.136000e+00 0.06 Pr 59 1.669000e-01 -0.78 Nd 60 8.279000e-01 -0.08 Pm 61 NaN NaN Sm 62 2.282000e-01 -0.64 Eu 63 9.730000e-02 -1.01 Gd 64 3.300000e-01 -0.48 Tb 65 6.030000e-02 -1.22 Dy 66 3.942000e-01 -0.40 Ho 67 8.890000e-02 -1.05 Er 68 2.508000e-01 -0.60 Tm 69 3.780000e-02 -1.42 Yb 70 2.479000e-01 -0.61 Lu 71 3.670000e-02 -1.44 Hf 72 1.540000e-01 -0.81 Ta 73 2.070000e-02 -1.68 W 74 1.330000e-01 -0.88 Re 75 5.170000e-02 -1.29 Os 76 6.750000e-01 -0.17 Ir 77 6.610000e-01 -0.18 Pt 78 1.340000e+00 0.13 Au 79 1.870000e-01 -0.73 Hg 80 3.400000e-01 -0.47 Tl 81 1.840000e-01 -0.74 Pb 82 3.150000e+00 0.50 Bi 83 1.440000e-01 -0.84 Po 84 NaN NaN At 85 NaN NaN Rn 86 NaN NaN Fr 87 NaN NaN Ra 88 NaN NaN Ac 89 NaN NaN Th 90 3.350000e-02 -1.47 Pa 91 NaN NaN U 92 9.000000e-03 -2.05 Np 93 NaN NaN Pu 94 NaN NaN Am 95 NaN NaN Cm 96 NaN NaN Bk 97 NaN NaN Cf 98 NaN NaN Es 99 NaN NaN Fm 100 NaN NaN Md 101 NaN NaN No 102 NaN NaN Lr 103 NaN NaN *Anders, Edward; Grevesse; Nicolas, Geochimica et Cosmochimica Acta 1989, 53, 197-214. Elemental Abundance in Earth Crust Atom Atomic No. Abundance* H 1 6.20 He 2 0.00 Li 3 4.10 Be 4 3.20 B 5 4.00 C 6 6.70 N 7 4.30 O 8 8.67 F 9 5.80 Ne 10 0.00 Na 11 7.36 Mg 12 7.51 Al 13 7.92 Si 14 8.43 P 15 6.00 S 16 5.80 Cl 17 5.30 Ar 18 1.00 K 19 6.96 Ca 20 7.72 Sc 21 4.50 Ti 22 6.70 V 23 5.40 Cr 24 5.30 Mn 25 6.10 Fe 26 7.84 Co 27 4.50 Ni 28 5.00 Cu 29 4.90 Zn 30 4.90 Ga 31 4.30 Ge 32 3.20 As 33 3.40 Se 34 1.70 Br 35 3.40 Kr 36 -1.00 Rb 37 4.50 Sr 38 5.40 Y 39 4.30 Zr 40 5.00 Nb 41 4.00 Mo 42 3.00 Tc 43 NaN Ru 44 0.00 Rh 45 -1.00 Pd 46 0.00 Ag 47 1.90 Cd 48 2.00 In 49 1.70 Sn 50 3.40 Sb 51 2.30 Te 52 -1.00 I 53 2.70 Xe 54 -2.00 Cs 55 3.00 Ba 56 5.40 La 57 4.20 Ce 58 4.50 Pr 59 3.60 Nd 60 4.20 Pm 61 NaN Sm 62 3.50 Eu 63 3.00 Gd 64 3.50 Tb 65 2.80 Dy 66 3.60 Ho 67 2.90 Er 68 3.30 Tm 69 2.50 Yb 70 3.30 Lu 71 2.50 Hf 72 3.50 Ta 73 3.00 W 74 3.00 Re 75 -0.30 Os 76 -1.00 Ir 77 -1.00 Pt 78 0.00 Au 79 0.50 Hg 80 2.00 Tl 81 2.60 Pb 82 3.90 Bi 83 -1.00 Po 84 NaN At 85 NaN Rn 86 NaN Fr 87 NaN Ra 88 -4.00 Ac 89 NaN Th 90 3.60 Pa 91 -5.00 U 92 3.00 Np 93 NaN Pu 94 NaN Am 95 NaN Cm 96 NaN Bk 97 NaN Cf 98 NaN Es 99 NaN Fm 100 NaN Md 101 NaN No 102 NaN Lr 103 NaN *log(mass fraction in ppb, that is μg/kg)