Experimental Study on the Microstructure and Expansion Characteristics of Paleosol Based on Spectral Scanning

Table 4

Percentage of elements in the paleosol.

Serial number	Elemental distribution-atomic percentages (%)
	C	O	Na	Mg	Al	Si	K	Ca	Fe
1	0.03	44.56	0.13	0.09	4.02	35.02	0.31	1.34	14.50
2	0.02	33.19	0.07	1.30	9.13	39.60	5.43	2.64	8.61
3	1.00	17.05	0.11	0.65	2.54	5.78	2.77	30.23	39.87
4	5.01	45.12	0.10	2.89	9.89	21.37	3.77	3.65	8.20
5	65.37	25.31	0.57	0.07	1.35	3.51	0.66	1.59	1.58
6	6.93	31.82	0.30	1.65	6.42	13.73	2.44	8.87	27.85