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Aeolian Abrasion of the Coastal Deposits on the Western Crete

   | 07 sept 2023

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Fig. 1.

Location of research sites on the coast of western Crete.
Location of research sites on the coast of western Crete.

Fig. 2.

Research sites on the coast of western Crete: A – Seitan Limania, B – Stavros, C – Balos, D – Elafonisi, E – Orthi Ammos, F – Preveli, G – Matala.
Research sites on the coast of western Crete: A – Seitan Limania, B – Stavros, C – Balos, D – Elafonisi, E – Orthi Ammos, F – Preveli, G – Matala.

Fig. 3.

Mineral composition in the research sites.
Mineral composition in the research sites.

Quartz grain abrasion.

Site Name Quartz grain abrasion [%]
C NU EL EM/EL RM EM/RM
1 Seitan Limania 0 26 12 0 12 50
2 Stavros
3 Balos 1
Balos 2 0 0 0 0 0 100
Balos 3 0 0 0 8 14 78
Balos 4 0 0 0 0 0 100
Balos 5 0 0 0 0 0 100
4 Elafonisi 1 0 14 0 0 10 76
Elafonisi 2 0 10 0 3 6 81
5 Orthi Ammos 1 0 16 0 0 2 82
Orthi Ammos 2 0 18 0 0 4 78
6 Preveli 0 34 0 6 0 60
7 Matala 0 4 0 0 28 68

Characteristics of coastal deposits (average values).

Sedimentary environment Mineral composition Mean grain size and sorting Quartz grain abrasion
Carbonate minerals Quartz Other minerals Mz δ NU EL EM/EL RM EM/RM
[%] [mm] [phi] [%]
High-energy beach 64 13 23 0.437 0.99 15 0 0 6 79
Aeolian 63 11 26 0.447 0.63 5 0 2 4 89
Beach with permanent or periodic rivers 32 25 43 0.743 0.60 21 4 2 14 59

Uplift and geomorphology of the research sites.

Site Name Uplift of the 365 AD earthquake [m] Geomorphology
Flemming 1978 Kelletat 1991 Pirazzoli et al. 1996b
1 Seitan Limania 0–1 0 1–2 Backshore in a narrow rocky bay with a rocky gorge with periodic flow
2 Stavros 0–1 0 1–2 Backshore in a wide bay outside the mouth of a periodic river
3 Balos 6–7 6 5.5–6 Backshore in a wide bay and field of the aeolian sands on the cliff
4 Elafonisi 8–9 9 > 9 Backshore and dunes on a small island
5 Orthi Ammos 2–3 2 3 Backshore and dunes on the cliff
6 Preveli 0–1 0 1–2 Backshore with the mouth of a permanent river from a deep rocky gorge
7 Matala 0–1 0 < 1 Backshore in a wide rocky bay outside the mouth of a periodic river

Mean grain size (MZ) and sorting (δ).

Site Name Mean Mz Mean sorting δ
[mm] [phi]
1 Seitan Limania 0.907 0.80
2 Stavros 0.536 0.59
3 Balos 1 0.287 0.72
Balos 2 0.907 0.90
Balos 3 0.426 0.65
Balos 4 0.277 0.67
Balos 5 0.496 0.47
4 Elafonisi 1 0.466 1.24
Elafonisi 2 0.349 0.54
5 Orthi Ammos 1 0.457 1.42
Orthi Ammos 2 0.227 0.53
6 Preveli 0.722 0.40
7 Matala 0.599 0.59
eISSN:
2081-6383
Idioma:
Inglés
Calendario de la edición:
4 veces al año
Temas de la revista:
Geosciences, Geography