Cu	Zn	Pb	Ag	Au
$/lb $/oz	1	0.45	0.25	4.1	360
equiv Cu	1.00	0.38	0.16	0.79%	80.86%
equiv Zn	2.63	1.00	0.43	2.09%	212.68%
equiv Pb	6.10	2.32	1.00	4.85%	493.34%
equiv Ag	125.90	47.87	20.64	1.00	101.80
equiv Au	1.24	0.47	0.20	0.0098	1.00