GERM Reservoir Database
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GERM Database Search Results        
Reservoir Z Element Value Median SD Low High N Unit Info Reference Source(s)
Chert   143Nd/144Nd 0.51235         4   Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert   143Nd/144Nd 0.5124             Isotopic estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801. Isotopic ratios derived from several sources outside of this study. Elliot et al. 1997
Chert   206Pb/204Pb 18.85             Isotopic estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801. Isotopic ratios derived from several sources outside of this study. Elliot et al. 1997
Chert   206Pb/204Pb 18.845         4   Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert   207Pb/204Pb 15.68             Isotopic estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801. Isotopic ratios derived from several sources outside of this study. Elliot et al. 1997
Chert   207Pb/204Pb 15.683         4   Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert   208Pb/204Pb 38.955         4   Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert   208Pb/204Pb 38.96             Isotopic estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801. Isotopic ratios derived from several sources outside of this study. Elliot et al. 1997
Chert   87Sr/86Sr 0.7106             Isotopic estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801. Isotopic ratios derived from several sources outside of this study. Elliot et al. 1997
Chert   87Sr/86Sr 0.71055         4   Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 13 Al 3.56           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 13 Al 3.75         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 56 Ba 125           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 56 Ba 125         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 6 C 0         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 20 Ca 0.32         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 20 Ca 0.3           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 58 Ce 13.17         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 58 Ce 13           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert   Ce/Ce* 0.57             Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 27 Co 10.7         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Estimated value. Plank & Langmuir 1998
Chert 24 Cr 11           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 24 Cr 10.7         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 55 Cs 0.67         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 55 Cs 0.7           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 29 Cu 31.9         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 66 Dy 2.3           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 66 Dy 2.32         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 68 Er 1.38         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 68 Er 1.4           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 63 Eu 0.6           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 63 Eu 0.62         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 26 Fe 2.51           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 26 Fe 2.38         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 64 Gd 2.3           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 64 Gd 2.33         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 1 H 7.29         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 72 Hf 1.4           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 72 Hf 1.42         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 19 K 0.81         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 19 K 0.77           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 57 La 12           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 57 La 11.6         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 71 Lu 0.18           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 71 Lu 0.18         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 12 Mg 0.9         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 12 Mg 0.86           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 25 Mn 0.22           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 25 Mn 0.23         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 11 Na 0.85         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 11 Na 0.81           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 41 Nb 6.74         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 41 Nb 6.7           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 60 Nd 11           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 60 Nd 10.74         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 28 Ni 18.8         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 28 Ni 19           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 15 P 0.09         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 15 P 0.09           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 82 Pb 4.2         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 82 Pb 4.2           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 59 Pr 2.6           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 37 Rb 17           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 37 Rb 17.4         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 21 Sc 4.4         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 14 Si 82.68         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 14 Si 83.56           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 62 Sm 2.69         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 62 Sm 2.7           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 38 Sr 76           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 38 Sr 76         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 73 Ta 0.41           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 73 Ta 0.406         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 65 Tb 0.4           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 90 Th 2           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 90 Th 2.01         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 22 Ti 0.41           wt%ox Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 22 Ti 0.431         4 wt%ox Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 92 U 0.306         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 92 U 0.3           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 23 V 44         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Estimated value. Plank & Langmuir 1998
Chert 39 Y 10.4         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 39 Y 10.4           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 70 Yb 1.2           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 70 Yb 1.21         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 30 Zn 35         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
Chert 30 Zn 35           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 40 Zr 85           ppm Compositional estimates of the second of four layers from the sediment column of DSDP Leg 129's Hole 801 according to the methods of Plank and Ludden 1992. Elliot et al. 1997
Chert 40 Zr 85.4         4 ppm Average of 4 brown chert analyses. Due to the poor recovery of these notoriously hard chert beds, this chert section may be overdiluted by silica causing an underestimation of the geochemical abundances. The dilution factors have therefore been based on the down-core logging for SiO2 contents. Plank & Langmuir 1998
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