Research Article
Microstructures, Mineral Compositions, and Mechanical Properties of Red-Layers in Southern China
Table 2
XRD results of the remaining samples.
| | Number | Sampling site | Sampling depth (m) | Lithology | Clay mineral relative content (%) | Mixed layer ratio (%S) | | S | I/S | I | Kao | C | C/S | I/S | C/S |
| | KD01 | Tiyu west road station | 16 | Moderately weathered red clay | 54 | — | 46 | — | — | — | — | — |
| | KD02 | Zhujiang new city station | 17.2–17.8 | Red clay | 64 | — | 36 | — | — | — | — | — |
| | KD03 | Wushan road station | 12 | Moderately to strongly weathered red clay | 2 | 46 | 42 | 4 | 6 | — | 15 | — |
| | KD04 | Zhujiang new city station | 18.1–19.0 | Sandstone | — | 47 | 44 | 3 | 6 | — | 15 | — |
| | KD05 | Kecun station | 27.6 | Red sandstone | 3 | 75 | 20 | 1 | 1 | — | 40/25 | — |
| | KD06 | Tianhe station | 16 | Shield excavated soil | — | — | 56 | 38 | 6 | — | — | — |
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