METRIC DATA ON THE OBSIDIAN ASSEMBLAGE FROM TEST PITS BY SITE
	Quantity	Weight	Mean weight	Mean length	Mean width	Mean thickness
Site/Sitio	Cantidad	Peso	Peso promedio	Largo promedio	Ancho promedio	Grueso promedio
	(n)	(g)	(g)	(mm)	(mm)	(mm)
Bermejo	282	742.5	2.63	17.70	17.00	4.20
Borja	164	460.0	2.83	19.45	18.85	5.39
La Palma	17	53.7	3.16	20.24	19.12	6.41
Oritoyacu	14	36.6	2.61	16.10	16.80	3.90
Pituro	75	122.9	1.64	18.13	15.83	4.87
Santa L. del Bermejo	35	65.6	1.93	13.80	14.54	4.29
Vega	88	137.2	1.56	15.40	13.80	3.30
Sardinas Chico	50	94.7	1.89	18.52	14.94	4.21
Total	725	1,713.2	--	--	--	--