Surface Characteristics and Bioactivity of a Novel Natural HA/Zircon Nanocomposite Coated on Dental Implants

Table 1

Chemical composition of NHA (XRF results).

Compound	Concentration (w/w %)
Ca	75.91
P	20.09
Na	1.25
F	1.20
Mg	0.708
Sr	0.151
Cl	0.200
Si	0.150
S	0.073
Al	0.061
Cu	0.056
Zn	0.053
Fe	0.052
K	0.038
Zr	0.008
LOI*	0.376
Total	100

∗Loss on ignition (1000°C, 2 h).