Table 1 The Pearson correlation coefficient of five trace elements in three transects.

From: An optimized chronology for a stalagmite using seasonal trace element cycles from Shihua Cave, Beijing, North China

 

P/Ca

Sr/Ca

Ba/Ca

Mg/Ca

U/Ca

Transect-1

P/Ca

1

    

Sr/Ca

−0.36*

1

   

Ba/Ca

−0.01

0.70*

1

  

Mg/Ca

0.45*

−0.07*

0.21*

1

 

U/Ca

0.55*

0.02

0.35*

0.43*

1

Transect-2

P/Ca

1

    

Sr/Ca

−0.55*

1

   

Ba/Ca

−0.32*

0.64*

1

  

Mg/Ca

0.34*

−0.33*

0.11*

1

 

U/Ca

0.34*

−0.24*

−0.07*

0.23*

1

Transect-3

P/Ca

1

    

Sr/Ca

−0.59*

1

   

Ba/Ca

−0.28*

0.58*

1

  

Mg/Ca

0.42*

−0.39*

0.17*

1

 

U/Ca

0.51*

−0.48*

−0.13*

0.45*

1

  1. *Correlation is significant using 2-tailed test at the 0.05 level.
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