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Table 3 Frequency and distribution of geomorphological facies (lands unit) in Taybad-Bakharz area

From: An applied statistical method to identify desertification indicators in northeastern Iran

Land unit Geomorphological facies Area (ha) % Frequency
1 Rocky outcrop (Sandstone and sandy limestone) 1387 0.3 1
2 Rocky outcrop (Conglomerate and sandstone) 1050 0.22 1
3 Rocky outcrop (Pale red marl and gypsiferous marl) 16,057 3.0 1
4 Rocky outcrop (Andesitic to basaltic volcanic tuff) 1165 0.25 1
5 Rocky outcrop (Andesitic volcanosediment) 3238 0.7 1
6 Rocky outcrop (Andesitic volcanic tuff) 15,710 3.3 1
7 Rocky outcrop (Dacitic to Andesitic tuff) 2638 0.55 1
8 Rocky outcrop (Rhyolitic to rhyolitic tuff) 3295 0.7 1
9 Rocky outcrop (Rhyolitic to rhyolitic volcanic) 9273 2.0 2
10 Rocky outcrop (Granite) 4864 1.0 2
11 Rocky outcrop (Red marl, gypsiferous marl) 5363 1.2 1
12 Hills with gully erosion 10,000 2 4
13 Badland 41,000 8.7 9
14 Rocky outcrop (debris) 12,900 2.7 3
15 Eroded Inselberg 9980 2.0 3
16 Hills 10,000 2.0 4
17 Rocky outcrop (Gneiss, granite, amphibolite) 7600 1.6 2
18 Clay flat 21,700 4.5 3
19 High level pediment fan and valley terrace deposits (semi-Cultivated) 52,950 11.2 12
20 Low-level pediment fan and valley terrace deposits (Cultivated) 222,900 47 9
21 Sand dune (semi-active) 7220 1.5 1
22 Irregular aspect 4325 1 1
23 Inselberg 4847 1 1
24 Low-level piedmont fan and playa 5480 1.2 1
25 Kavir (Salty-clay pan, Sabkha) 230 .1 1