Table 2.

High atomic weight element concentrations (Ca and heavier) in bone tissues and mounting slide of DMNH 83356 and the Durango standard. Concentrations are given in ppm or weight per cent (wt%). Error for heavy elements is approximately 10% of the absolute value. This is a conservative error value.

	epoxy/glass	Durango standard	pathological cancellous	normal cortical
Ca	1.72 (wt%)	38.2 (wt%)	30.64 (wt%)	25.86 (wt%)
Fe	392	583.4	212	167
Cu	2.44	—	11.20	40.30
Zn	43.30	32.26	198.47	221.13
As	0.37 (wt%)	870	0.27 (wt%)	0.21 (wt%)