Table 2: Raman peaks attribution (cm-1) for Fe-Mn concretion fragments (Indian Ocean bottom) between 100 and 1000 cm-1.
| Peak attribution | Fe-Mn fragments | ||||
| IND1 | IND2 | IND3 | IND4 | IND5 | |
| QZ PL QZ LEP PL GT QZ LEP PL PH PL QZ GT PL BIR SAN VER BIR TOD VER TOD BIR |
127 w 182 w 206 m 245 s 280 m 300 m 354 m 373 m 385 m 420 m 457 w 465 s 475 vs 480 m 500 s 512 s 570 s 575 s 580 w 630 m 640 vs 650 s |
128 w 180 w 206 m 243 s 282 m 295 m 355 m 375 m 383 420 m 457 w 464 s 477 vs 478 m 505 s 514 m - 575 s - 630 m - 650 s |
128 w 183 m 206 m - 278 m 300 m 356 m 373 m - - - 464 vs - - 503 s - 570 s 575 s - - - 650 s |
128 w - 205 m - - - 356 m - 385 m - 458 w 464 s - 482 w - - - - 580 w - 635 vs - |
128 w 151 m 205 m - - - 355 m - - 420 m - 463 vs - - - - 570 s - - 630 m - 650 s |