Economic and Environmental Geology

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Table. 1.

Table. 1.

Classification of seafloor sediment type around Seonam according to surface sediments analysis, bathymetry data and seafloor image

Sample No St. 02 St. 03 St. 04 St. 05 St. 06 St. 07 St. 08 St. 09 St. 10 St. 11 St. 12
Composition (%) Gravel 28.80 0.00 59.02 0.00 0.02 2.09 2.68 1.94 0.46 6.90 0.00
Sand 66.15 88.42 38.99 89.67 93.28 95.09 86.67 96.18 88.71 90.02 94.70
Silt 0.72 2.98 0.18 2.07 1.00 0.32 1.79 0.15 1.83 0.28 0.74
Clay 4.33 8.60 1.80 8.27 5.71 2.50 8.85 1.73 9.00 2.80 4.56
Statistical Parameters MZ (Phi) 0.10 3.10 -0.99 1.99 2.99 0.92 1.72 0.91 2.27 0.59 2.42
St.De. 1.81 1.66 0.83 1.97 1.62 0.78 2.08 0.99 1.90 1.03 1.06
Skew. 0.20 0.37 0.38 0.43 0.40 -0.04 0.43 0.07 0.39 -0.11 0.17
Kurt. 1.26 2.89 0.97 2.96 2.94 0.92 3.44 1.06 3.08 1.02 2.64
Sed. particle size Type gS (g)mS/cS sG (g)mS/cS (g)S (g)S (g)mS (g)S (g)mS gS S
Sed. Type Type III Type IV Type II type I Type IV type I Type IV Type III type I Type III Type IV
Sand (Coasregrained) Sand (Finegrained) Sand (Conglom etraicgrained) Rock Bottom Sand (Finegrained) Rock Bottom Sand (Finegrained) Sand (Coasregrained) Rock Bottom Sand (Coasregrained) Sand (Finegrained)
Econ. Environ. Geol. 2021;54:717-31 https://doi.org/10.9719/EEG.2021.54.6.717
© 2021 Econ. Environ. Geol.