Table 2.

Standardized rotated factor loading and communalities for specific gravity standardized metals (n=199).

Component	1	2	3	4	5	6
As	−0.16	0.12	0.63	0.09	−0.16	0.22
Ba	0.16	0.08	−0.08	0.61	0.10	−0.20
Cd	0.02	−0.05	−0.01	0.03	0.15	0.64
Co	0.20	0.26	0.06	−0.02	−0.23	0.36
Cs	0.52	−0.03	−0.05	−0.01	−0.13	0.21
Cu	0.10	−0.04	0.01	0.09	0.46	0.28
Mn	−0.08	−0.06	0.07	0.75	−0.06	0.11
Mo	0.27	−0.06	0.44	−0.15	0.05	−0.08
Ni	0.55	−0.10	−0.01	−0.05	0.03	0.06
Pb	−0.03	0.60	0.06	−0.03	0.15	−0.24
Se	0.09	0.38	−0.02	−0.04	0.18	0.06
Sr	0.48	0.12	−0.03	0.10	−0.01	−0.31
Tl	−0.04	0.59	−0.05	0.01	−0.12	0.15
W	0.05	−0.09	0.62	0.01	0.14	−0.19
Zn	−0.05	0.04	−0.01	−0.03	0.76	0.02
Eigenvalue	3.17	2.33	1.88	1.61	1.50	1.49
Total variance (%)	21.11%	15.55%	12.51%	10.72%	10.27%	9.98%
Cumulative (%)	21.11%	36.65%	49.17%	59.89%	70.16%	80.14%

Factor loadings are bolded if >0.40.