Spectroscopic Characterization of Eoholocene Bones Found in a Cave in Northeast Brazil

Table 1

Chemical elemental percentage of the C1, C2, C3, C4, C5, C6, and C8 samples measured by XRF.

Chemical elements (%)	C1	C2	C3	C4	C5	C6	C8
Ca	69.45	82.20	86.67	83.80	82.03	83.17	82.13
P	8.39	10.76	9.33	10.00	13.34	13.56	14.82
Fe	0.43	0.35	0.00	0.54	0.68	0.35	0.27
S	0.12	0.09	0.19	0.14	0.42	0.67	0.31
Al	0.15	—	0.09	0.17	0.59	—	—
Cl	0.48	0.27	0.44	0.24	0.13	0.26	0.45
K	0.47	0.54	0.21	0.28	0.27	0.26	0.46
Mn	—	0.13	—	0.24	0.21	—	0.16
Si	0.36	0.46	—	0.62	1.93	1.30	1.01
Sr	2.31	4.58	2.34	2.24	0.19	0.18	0.18
Zn	0.49	0.21	—	0.41	0.10	0.12	0.10