REE Geochemistry of Euphrates River, Turkey

Table 3

REE concentrations in river water in ppb. The Amazon, Indus, Mississippi, and Ohio Rivers data from Goldstein and Jacobsen [13].

LREE	River water	Dissolved load
	Euphrates	Amazon	Indus	Mississippi	Ohio
La	0.25	0.074	0.0029	0.020	0.0063
Ce	0.54	0.21	0.0024	0.010	0.010
Pr	0.04	—	—	—	—
Nd	0.18	0.13	0.0032	0.020	0.011
Sm	0.04	0.034	0.00071	0.004	0.0025
Eu	<0.01	0.008	0.00022	0.001	0.0006
Gd	0.04	—	0.050	—	—
Tb	<0.01	—	—	—	—
Dy	0.04	0.031	0.036	0.0075	0.006
Ho	<0.01	—	—	—	—
Er	0.02	0.016	0.017	0.0065	0.005
Tm	<0.01	—		—	—
Yb	0.2	0.015	0.0014	—	0.0036
Lu	<0.01	—	0.0021	—	0.0006