Table S1: Description of soil and groundwater samples

Area / Sample ID / Depth (m) / Sample characterization / Groundwater level / Water samples
Thiva / THI-1 / 0.05 / Surficial samples
THI-2 / 0.05
THI-4 / 0.05
THI-7 / 0.05
THI-9 / 0.05
THI-10 / 0.05
THI-15 / 0.05
NEO-4 / 0.05
NEO-5 / 0.05
NEO-7 / 0.05
NEO-10 / 0.05
NEO-12 / 0.05
NEO-13 / 0.05
NEO-14 / 0.05
Inoita / INO-N2_A1 / 0.1 / Surficial samples
INO-N2_A3 / 0.1
INO-N2_A4 / 0.1
INO-N3_A1 / 0.1
INO-N3_A2 / 0.1
INO-N3_A3 / 0.1
INO-N4_A4 / 0.1
INO-N4_A7 / 0.1
INO-N5_A1 / 0.1
INO-N5_A4 / 0.1
INO-N5_A7 / 0.1
INO-N1_04 / 1.75 / Brown, clayey sand to sandy clay , extremely weathered material
INO-N1_08 / 3.25 / Brown to red, clayey sand
INO-N1_12 / 5.75 / Brown, clayey sand
INO-N1_14 / 6.75 / Brown to green, sandy sludge, some gravel
INO-N1_19 / 9.25 / Dark brown, sandy clay
INO-N1_28 / 13.75 / Dark brown, sandy clay
INO-N1_30 / 14.75 / Brown to green, sandy clay, extremely weathered material / Groundwater level / INO-N1-03
INO-N1_35 / 17.75 / Brown to green, clayey sand, with gravel
INO-N1_40 / 19.75 / Brown to green, sandy clay, extremely weathered material
INO-N1_45 / 22.25 / Brown to red, sandy clay, gravel
INO-N1_49 / 24.25 / Brown to red, sandy clay, gravel
INO-N1_65 / 32.25 / Brown, clayey grit, gravel / Probably has water / INO-N1-01
INO-N1_71 / 35.25 / Brown to red, sandy clay / Probably has water / INO-N1-02
INO-N1_89 / 44.25 / Brown, clay with sand to sandy clay
INO-N2_01 / 0.25 / Dark brown, sandy clay, gravel
INO-N2_05 / 2.3 / Different colours (brown, red), clay-sand, gravel
INO-N2_12 / 7.5 / Rock, black peridotite
INO-N2_20 / 14.25 / Rock, black peridotite
INO-N4_10 / 4.7 / Dark red-rown, clayey sand to sandy clay / INO-N4-03 (Depth 12m)
INO-N4_33 / 16.25 / Light brown, sandy clay, gravel
INO-N4_50 / 24.25 / Ashy, clayey grit / Probably has water
INO-N4_69 / 34.25 / Light brown, clay with sandy spots, carbonate weathered material / INO-N4-02 (Depth 30m)
INO-N4_85 / 42.75 / Dark red-rown, sandy clay / INO-N4-01
INO-N5_31 / 15.2 / Brown to red, sandy clay, weathered material
INO-N5_37 / 21.65 / Brown to red, clayey sand to sandy clay, weathered material / Probably has water
INO-N5_46 / 25.75 / Brown to green, clayey sand to sandy clay, weathered material / Groundwater level / INO-N5-01
INO-N5_64 / 35.25 / Extremely weathered gravel
INO-N5_70 / 39.25 / Dark red-brown, sandy clay / INO-N5-02
INO-N6_21 / 10.35 / Brown to ash, sandy clay with gravel, weathered material / Groundwater level
INO-N6_25 / 12.65 / Brown to ash, sandy clay with gravel, weathered material / Probably has water / INO-N6-03
INO-N6_33 / 16.75 / Clayey grit
INO-N6_41 / 20.7 / Dark brown, sandy clay with gravel
INO-N6_51 / 25.9 / Brown, clayey grit / INO-N6-02, INO-N6-01 (Depth 27m)
INO-N7_17 / 10.25 / Brown to red, clayey sand to sandy clay, weathered material / Groundwater level / INO-N7-01
INO-N7_32 / 17.25 / Brown to green, clayey sand to sandy clay, weathered material
INO-N7_35 / 18.75 / Brown to red, clayey sand to sandy clay, weathered material
INO-N7_42 / 22.1 / Clayey grit, extremely weathered / Probably has water / INO-N7-02
INO-N7_49 / 25.75 / Brown to green, clayey sand, weathered material / ` / INO-N7-03
Avlonas / AVL1-1 / 0.1 / Surficial samples / AVL-1
AVL2-1 / 0.1 / AVL-2
AVL4-1 / 0.1 / AVL-3
AVL5-1 / 0.1 / AVL-4
AVL6-2 / 0.1 / AVL-5
Vergina / VER-A1 / 0.05 / Surficial samples
VER-A9 / 0.05
VER-A10 / 0.05
VER-N1_01c / 0.6 / Light brown to red, sludgy sand to sandy sludge, with gravel
VER-N1_03c / 2.8 / Ashy brown to green, sludgy sand to sandy sludge, with gravel
VER-N1_07a / 5.2 / Dark brown to green, sandy clay, with gravel
VER-N1_10a / 7.8 / Dark brown to green, sandy clay, with gravel
VER-N1_14a / 10.4 / Dark brown to green, sandy clay, with gravel
VER-N1_63a / 43.1 / Brown to red and green, clayey sand, with gravel / Groundwater level / VER-N1-1 (Depth 44m)
VER-N1_65a / 45 / Dark brown to green, sludgy sand to sandy sludge, with gravel
VER-N1_67b / 46.5 / Dark brown to green, sludgy sand to sandy sludge, with gravel
VER-N1_71 / 48.1 / Brown to green, clayey sand, with gravel
VER-N1_83b / 56.6 / Dark brown to green, clay with gravel / Probably has water / VER-N1-2
VER-N1_86a / 59 / Dark brown to green, clay with gravel / Probably has water
VER-N1_109a / 75 / Dark brown to red, sandy clay to gravel
VER-N1_114a / 79 / Dark brown to red, sandy clay to gravel / VER-N1-3 (Depth 78m)
VER-N1_119b / 82.6 / Sludgy sand with gravel / Probably has water
VER-N1_122a / 83.6 / Clayey grit / Probably has water
VER-N1_137a / 92.4 / Dark brown to green,clay with gravel / VER-N1-4
VER-N1_138a / 93.1 / Dark brown to green,clay with gravel / Probably has water
Thermi / THE-A1 / 0.05 / Surficial samples
THE-A3 / 0.05
THE-A5 / 0.05
THE-A7 / 0.05
THE-A9 / 0.05
THE-A11 / 0.05
THE-A13 / 0.05
THE-A15 / 0.05
THE-N1_01 / 0.15 / Brown to green, sandy clay, with gravel
THE-N1_12b / 6.65 / Brown to yellow, sludgy sand with clay spots, with gravel / Groundwater level / THE-N1-8
THE-N1_24 / 12.95 / Brown, clayey sand / Probably has water
THE-N1_34 / 17.85 / Light brown to red, sludgy and clayey sand, with gravel / Probably has water / THE-N1-7 (Depth 15m)
THE-N1_44a / 22.95 / Brown to green, sludgy sand, with gravel / Probably has water
THE-N1_47 / 24.75 / Brown to green, sludgy clay / Probably has water / THE-N1-6
THE-N1_78b / 42.65 / Brown to green, clayey sand, with gravel and carbonate weathered material / Probably has water / THE-N1-5
THE-N1_82a / 44.55 / Brown to green and red, clayey sand / Probably has water
THE-N1_95 / 51.75 / Green, clayey sand with gravel / Probably has water / THE-N1-4
THE-N1_98a / 53.2 / Dark green, clayey sand with gravel / Probably has water
THE-N1_116a / 62.25 / Blue, clayey sand / Probably has water
THE-N1_125 / 67.3 / Green, sludgy sand / Probably has water / THE-N1-3 (Depth 65m)
THE-N1_141a / 75.85 / Green to brown, sludgy sand with gravel / Probably has water / THE-N1-2 (Depth 74m)
THE-N1_144 / 78.2 / Brown to greenm, sludgy sand with gravel / Probably has water / THE-N1-1 (Depth 83m)
THE-N1_183 / 98.25 / Green, sludgy sand / Probably has water