Table T1. Major and trace element compositions of BCR-2 and JGB-1 analyzed by ICP-AES and ICP-MS along with Expedition 333 samples.
|
Trace (mg/g) |
JGB-1 (Ref) |
JGB-1 (measured) (N = 6) |
RSD (%) (N = 6) |
Major (wt%) |
BCR-2 (Ref) |
BCR-2 (measured) (N = 4) |
RSD (%) (N = 4) |
|---|---|---|---|---|---|---|---|
| Li | 4.4 | 4.6 | 3.7 | SiO2 | 54.1 | 53.9 | 0.1 |
| Be | 0.34 | 0.32 | 6.45 | Al2O3 | 13.5 | 13.5 | 1.0 |
| B | 7.0 | 6.3 | 6.9 | Fe2O3(t) | 13.8 | 13.7 | 0.4 |
| Sc | 36.4 | 39.7 | 5.5 | MgO | 3.59 | 3.66 | 4.1 |
| Ti | 9513 | 9967 | 4 | MnO | 0.20 | 0.19 | 0.6 |
| V | 668 | 710 | 3 | TiO2 | 2.26 | 2.25 | 1.5 |
| Cr | 64 | 58 | 2 | CaO | 7.12 | 7.10 | 1.1 |
| Co | 63.4 | 61.0 | 1.0 | Na2O | 3.16 | 3.17 | 1.8 |
| Ni | 25.3 | 26.4 | 0.5 | K2O | 1.79 | 1.76 | 2.4 |
| Cu | 79.6 | 83.3 | 2.0 | P2O5 | 0.35 | 0.39 | 4.5 |
| Zn | 101.7 | 105.8 | 0.6 | LOI | 0.69 | 0.58 | 2.1 |
| Ga | 20.0 | 20.1 | 1.8 | ||||
| Rb | 5.9 | 5.7 | 1.3 | ||||
| Sr | 327 | 319 | 1 | ||||
| Y | 9.7 | 8.8 | 1.9 | ||||
| Zr | 28.5 | 25.0 | 0.7 | ||||
| Nb | 2.35 | 2.04 | 0.61 | ||||
| Cs | 0.20 | 0.22 | 2.92 | ||||
| Ba | 62.9 | 64.1 | 2.4 | ||||
| La | 3.49 | 3.53 | 1.46 | ||||
| Ce | 8.06 | 8.77 | 0.91 | ||||
| Pr | 1.11 | 1.22 | 2.17 | ||||
| Nd | 4.96 | 5.56 | 1.99 | ||||
| Sm | 1.44 | 1.50 | 0.94 | ||||
| Eu | 0.61 | 0.65 | 1.16 | ||||
| Gd | 1.63 | 1.77 | 0.89 | ||||
| Tb | 0.27 | 0.28 | 1.36 | ||||
| Dy | 1.69 | 1.81 | 1.19 | ||||
| Ho | 0.35 | 0.38 | 1.23 | ||||
| Er | 1.01 | 1.08 | 1.05 | ||||
| Yb | 0.95 | 1.07 | 1.32 | ||||
| Lu | 0.14 | 0.14 | 1.45 | ||||
| Hf | 0.81 | 0.81 | 1.22 | ||||
| Ta | 0.15 | 0.15 | 3.06 | ||||
| Pb | 1.59 | 1.65 | 1.05 | ||||
| Th | 0.42 | 0.43 | 6.59 | ||||
| U | 0.10 | 0.10 | 1.14 |
Reference values for JGB-1 and BCR-2 are taken from GeoREM (georem.mpch-mainz.gwdg.de)
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