Research Article
[Retracted] Study on the Color Genesis of South Red Agate and the Geological Characteristics of the Siliceous Gravel Layer
Table 3
Gravel composition and particle size parameters.
| Sample number | Layer number | Average particle size () | Sorting coefficient () | Skewness () | Kurtosis () |
| 1 | 2 | −4.97 | 1.6 | −2.19 | 0.73 | 2 | 3 | −4.71 | 1.63 | 5.47 | 1.24 | 3 | 4 | −3.51 | 2.4 | 11.47 | 0.59 | 4 | 5 | −5.7 | 1.14 | 3.46 | 0.75 | 5 | 6 | −4.21 | 1.03 | 1.25 | 1.21 | 6 | 7 | −1.42 | 2.17 | −20.34 | 0.71 | 7 | 8 | −3.1 | 2.23 | 14.26 | 0.51 | 8 | 9 | −5.7 | 1.35 | 2.37 | 0.74 | 9 | 10 | −4.9 | 1.37 | 2.33 | 0.71 |
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