GERM Reservoir Database
Development and Maintenance by the EarthRef.org Database Team

GERM Database Search Results        
Reservoir Z Element Value Median SD Low High N Unit Info Reference Source(s)
Core 47 Ag 0.15           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 47 Ag 0.15           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 13 Al 0           wt% Major element composition of the Earth Core. McDonough 2004
Core 13 Al 0           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 33 As 5           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 33 As 5           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 79 Au 0.5           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 79 Au 0.5           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 5 B 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 56 Ba 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 4 Be 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 83 Bi 0.03           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 83 Bi 0.03           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 35 Br 0.7           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 35 Br 0.7           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 6 C 0.2           wt% Major element composition of the Earth Core. McDonough 2004
Core 6 C 0.2           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 McDonough & Sun 1995
Core 6 C 0.2           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 6 C 0.2           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 6 C       2 4   wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Wood 1993
Core 6 C 2000           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 6 C 0.2           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 20 Ca 0           wt% Major element composition of the Earth Core. McDonough 2004
Core 20 Ca 0           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 48 Cd 0.15           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 48 Cd 0.15           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 58 Ce 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 17 Cl 200           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 17 Cl 200           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 27 Co 2500           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 27 Co 0.25           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 27 Co 2530           ppm Renormalized elemental compositions of the Earth's Core given in ppm. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 27 Co       0.24 0.26   wt% Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 24 Cr 7790           ppm Renormalized elemental compositions of the Earth's Core given in ppm. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 24 Cr 9000           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 24 Cr       0.8 0.95   wt% Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 24 Cr 0.9           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 24 Cr 0.9           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 24 Cr 0.9           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 24 Cr 0.9           wt% Major element composition of the Earth Core. McDonough 2004
Core   Cr/Mn       1.8 1.8     Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core   Cr/V       67 79     Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 55 Cs 0.065           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 55 Cs 0.065           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 29 Cu 125           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 29 Cu 125           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 66 Dy 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 68 Er 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 63 Eu 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 9 F 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 26 Fe 88.3           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 26 Fe 85.5           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 26 Fe       78 87.5   wt% Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 26 Fe 85           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 26 Fe 79.39   2       wt% Renormalized elemental compositions of the Earth's Core given in wt.%. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 26 Fe 85.5           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 26 Fe 85.5           wt% Major element composition of the Earth Core. McDonough 2004
Core   Fe/Cr       98 92     Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core   Fe/Ni       16 16     Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 31 Ga 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 64 Gd 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 32 Ge 20           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 32 Ge 20           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 1 H 600           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 1 H 0.06           wt% Major element composition of the Earth Core. McDonough 2004
Core 1 H 600           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 1 H 0.06           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 McDonough & Sun 1995
Core 1 H 0.06           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 1 H 0.06           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 72 Hf 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 80 Hg 0.05           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 80 Hg 0.05           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 67 Ho 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 53 I 0.13           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 53 I 0.13           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 49 In 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 77 Ir 2.6           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 77 Ir 2.6           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 19 K 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 57 La 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 3 Li 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 71 Lu 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 12 Mg 0           wt% Major element composition of the Earth Core. McDonough 2004
Core 12 Mg 0           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 25 Mn 50           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 25 Mn       0.45 0.5   wt% Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 25 Mn 5820           ppm Renormalized elemental compositions of the Earth's Core given in ppm. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 25 Mn 300           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 25 Mn 0.03           wt% Major element composition of the Earth Core. McDonough 2004
Core 42 Mo 5           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 42 Mo 5           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 7 N 170           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 7 N 75           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 11 Na 0           wt% Major element composition of the Earth Core. McDonough 2004
Core 11 Na 0           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 41 Nb 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 60 Nd 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 28 Ni 4.87   0.3       wt% Renormalized elemental compositions of the Earth's Core given in wt.%. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 28 Ni 5.2           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 28 Ni 52000           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 28 Ni 5.4           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%.Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 28 Ni 5.2           wt% Major element composition of the Earth Core. McDonough 2004
Core 28 Ni       4.9 5.4   wt% Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 28 Ni 5.2           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core   Ni/Co       20.8 20.8     Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core   Ni/P       10 11     Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 8 O 0           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 8 O 4.1   0.5       wt% Renormalized elemental compositions of the Earth's Core given in wt.%. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 8 O 0           wt% Major element composition of the Earth Core. McDonough 2004
Core 8 O 5.8           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 McDonough & Sun 1995
Core 8 O 4.1           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Allegre et al. 1995
Core 8 O 3           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 76 Os 2.8           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 76 Os 2.8           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 15 P       0.5 0.5   wt% Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 15 P 3200           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 15 P 3690           ppm Renormalized elemental compositions of the Earth's Core given in ppm. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 15 P 0.2           wt% Major element composition of the Earth Core. McDonough 2004
Core 15 P 0.2           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 15 P 0.2           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 15 P 0.2           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 82 Pb 0.4           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 82 Pb 0.4           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 46 Pd 3.1           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 46 Pd 3.1           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 59 Pr 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 78 Pt 5.7           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 78 Pt 5.7           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 37 Rb 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 75 Re 0.23           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 75 Re 0.23           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 45 Rh 0.74           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 45 Rh 0.74           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 44 Ru 4           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 44 Ru 4           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 16 S 19000           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 16 S 2.3   0.2       wt% Renormalized elemental compositions of the Earth's Core given in wt.%. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 16 S 1.9           wt% Major element composition of the Earth Core. McDonough 2004
Core 16 S 1.9           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 16 S 1.9           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 McDonough & Sun 1995
Core 16 S 2.3           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Allegre et al. 1995
Core 16 S       1.8 4.1   wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Kargel & Lewis 1993
Core 16 S         2   wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Dreibus & Palme 1995
Core 16 S 1.9           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 16 S 1.9           wt% Major element composition model for Earth Core assuming Oxygen is the light element in the Core.  All values given in wt.%. McDonough 2004
Core 51 Sb 0.13           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 51 Sb 0.13           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 21 Sc 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 34 Se 8           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 34 Se 8           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 14 Si 6.4           wt% Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 14 Si 6           wt% Major element composition model for Earth Core assuming Silicon is the light element in the Core. All values given are in wt.%. McDonough 2004
Core 14 Si 14           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Wanke & Dreibus 1997
Core 14 Si 7.35           wt% Geochemical constraints on light elements in the bulk Earth core as given by various sources. Li & Fei 2004 Allegre et al. 1995
Core 14 Si 7.35           wt% Renormalized elemental compositions of the Earth's Core given in wt.%. These compositions were obtained by using elemental ratio diagrams to extract values for each particular element then using those values in a series of equations derived by the authors. Allegre et al. 1995
Core 14 Si 6           wt% Major element composition of the Earth Core. McDonough 2004
Core 14 Si 6           wt% Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 62 Sm 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 50 Sn 0.5           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 50 Sn 0.5           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 38 Sr 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 73 Ta 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 65 Tb 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 52 Te 0.85           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 52 Te 0.85           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 90 Th 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 22 Ti 0.03           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 22 Ti 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 81 Tl 0.03           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 69 Tm 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 92 U 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 23 V       120 120   ppm Limits on the composition of the core assuming that between 5% and 15% of the light elements reside in the Earth's core. Model based on the silicate Earth estimates from Table 5. McDonough & Sun 1995
Core 23 V 120           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 23 V 150           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 74 W 0.47           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 74 W 0.47           ppm Elemental composition of the Earth's core as given in ppm unless stated as wt. %. McDonough 2004
Core 39 Y 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 70 Yb 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 30 Zn 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
Core 40 Zr 0           µg/g Compostioinal models for the bulk Earth, core and silicate Earth are modified after McDonough & Sun (1995). McDonough 1998
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