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Table 1 Space group, position of the X anion and lattice parameters of the three constituent minerals of the apatite family [11]

From: Synthesis of hydroxyapatite/polyethylene glycol 6000 composites by novel dissolution/precipitation method: optimization of the adsorption process using a factorial design: DFT and molecular dynamic

 

Space group

Anion position X

Mesh Parameters (Ã…)

   

a,b

c

Fluorapatite

P63/m

0,0,1/4

9.397

6.878

Hydroxyapatite

P21/b

0,0,0.1979

9.417

6.875

Chlorapatite

P21/b

0,0,0.4323

9.598

6.776