Table 3.

Centres: main features of the spa mineral water

Centres	Amnéville	Bourbonne	Mondorf	Plombière
Water
Mineral content (mg/l)
Total	15,200	7484	14,535	306
Na++	3710	2000	3420	76
Ca++	1600	460.5	1680	8.1
Mg++	92.8	14.58	116	1
K+	124	160	120	4.2
Fe	16	160	4.3	< 5
Mn−−	0.49	0.248	0.49	< 1
CO3H-	127	106.3	134	95
SO4−−	1390	982.3	1150	68.4
Cl−	8100	3431.7	7732	6
T (°C)	40.3	62.9	12	56
Conductivity (μS/cm)	23,000	11,290	21,832	400
pH	6.81	7.55	6.9	8