Table 2 Physicochemical and mineralogical composition of the sediment samples in Movile Cave
Parameter (unit)/Sample | PMV1 | PMV2 | PMV3 | PMV4 | PMV6 | PMV7 | PMV8 |
|---|---|---|---|---|---|---|---|
pH | 8.5 | 8.3 | 7.9 | 8.3 | 8.1 | 8.9 | 9.2 |
Electrical conductivity (µS cm−1) | 270 | 751 | 955 | 1 237 | 1 739 | 119 | 60.6 |
N (%SU) | 0.21 |  < 0.01 |  < 0.01 | 1.37 |  < 0.01 |  < 0.01 |  < 0.01 |
C (%SU) | 9.1 | 4.8 | 3.9 | 8.8 | 8 | 6.6 | 4.1 |
H (%SU) | 0.4 | 0.4 | 0.8 | 0.3 | 0.4 | 0.4 | 0.6 |
Ca (mg kg−1) | 172 900 | 125 000 | 119 100 | 255 100 | 159 500 | 136 900 | 92 300 |
Al (mg kg−1) | 21 450 | 25 950 | 19 520 | 12 635 | 11 630 | 29 540 | 38 490 |
Mg (mg kg−1) | 42 960 | 29 860 | 6 834 | 27 590 | 51 980 | 36 320 | 28 120 |
Fe (mg kg−1) | 10 160 | 10 540 | 21 470 | 10 030 | 5 545 | 10 140 | 12 780 |
K (mg kg−1) | 5 103 | 4 279 | 4 983 | 2 145 | 2 140 | 5 816 | 6 185 |
Na (mg kg−1) | 415 | 289 | 126 | 336 | 564 | 374 | 240 |
S (mg kg−1) | 902 | 3 003 | 13 270 | 5 730 | 30 480 | 1 610 | 136 |
P (mg kg−1) | 162 | 239 | 357 | 110 | 163 | 186 | 124 |
Mn (mg kg−1) | 278 | 216 | 138 | 38.5 | 99.1 | 184 | 343 |
Ba (mg kg−1) | 86.5 | 135 | 60.3 | 429 | 87.3 | 183 | 110 |
Ti (mg kg−1) | 202 | 246 | 127 | 230 | 149 | 196 | 87.8 |
Sr (mg kg−1) | 75.4 | 106 | 52.2 | 1060 | 270 | 91.6 | 48.2 |
V (mg kg−1) | 29.6 | 26.9 | 261 | 15.5 | 16.4 | 24.2 | 33.6 |
As (mg kg−1) | 39.1 | 24.7 | 322.5 | 20.6 | 24.8 | 26.4 | 19.5 |
Zn (mg kg−1) | 9.9 | 14.9 | 19.4 | 138 | 5.7 | 10.8 | 17.7 |
Cr (mg kg−1) | 14.9 | 20.4 | 101 | 8 | 4.7 | 11.9 | 11.1 |
Mineralogy (> 5%) | dolomite, quartz, calcite | quartz, calcite, muscovite | calcite | calcite, quartz, dolomite, muscovite | dolomite, gypsum, quartz | dolomite, calcite, quartz, muscovite | dolomite, muscovite, aragonite |