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Table 3.
Composition of metallic phase.
| Phase | n | Fe | Si | C | S | O | Sum |
|---|---|---|---|---|---|---|---|
| SiC specks | 7 | 0.38 (0.03) | 73.30 (0.18) | 26.32 (0.09)a | <DL | – | 100 |
| Fe–Si specks | 7 | 78.40 (0.09) | 19.83 (0.29) | 0.94 (0.18)b | 0.12 (0.01) | – | 99.29 (0.18) |
| Fe–Si bleb | 10 | 79.66 (0.10) | 18.82 (0.24) | 1.01 (0.15)b | 0.15 (0.01) | – | 99.64 (0.15) |
| Fe–C bleb | 11 | 93.75 (0.41) | <DL | 4.33 (0.10) | 0.79 (0.14) | 0.64 (0.07) | 98.87 (0.23) |
| Fe–S rim | 8 | 65.90 (2.01) | <DL | 1.66 (0.79) | 31.22 (2.03) | 0.74 (0.59) | 98.78 (1.51) |
Notes. All compositions are in wt% with 1σ error given in parantheses. n is the number of analytical points. <DL implies the measurements were below the detection limit. − implies lack of measurements.
(b)
C-abundance calculated using a model for C-solubility in Fe–Si from Steenstra et al. (2018b).
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