敦煌雅丹地层易溶盐特征及其对沉积环境的指示意义

梁晓磊, 程志花, 翟晓慧, 牛清河, 张益明, 李艳丽

Soluble salt deposition of the Dunhuang yardang strata and its indication for sedimentary environment

Xiaolei Liang, Zhihua Cheng, Xiaohui Zhai, Qinghe Niu, Yiming Zhang, Yanli Li

表2 雅丹YA中易溶盐8大离子及总含盐量相关系数矩阵

Table 2 Correlation coefficients matrix among ion contents of the 8 kinds of main ions and the total of soluble salt in yardang YA

	K⁺	Na⁺	Ca²⁺	Mg²⁺	Cl^-	HCO $_{3}^{-}$	CO $_{3}^{2 -}$	SO $_{4}^{2 -}$	总含盐量
K⁺	1
Na⁺	0.586^**	1
Ca²⁺	0.784^**	0.570^**	1
Mg²⁺	0.682^**	0.579^**	0.878^**	1
Cl^-	0.635^**	0.618^**	0.469^**	0.394^**	1
HCO $_{3}^{-}$	-0.091	-0.165	-0.014	-0.075	-0.189	1
CO $_{3}^{2 -}$	-0.327^*	-0.352^*	-0.371^*	-0.332^*	-0.213	0.295	1
SO $_{4}^{2 -}$	0.165	0.026	0.467^**	0.361^**	0.169	-0.143	-0.027	1
总含盐量	0.687^**	0.733^**	0.689^**	0.601^**	0.910^**	-0.191	-0.260	0.473^**	1