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Table 5 Physical properties of representative hard tissues [142, 143]

From: Biomineralization of bone tissue: calcium phosphate-based inorganics in collagen fibrillar organic matrices

 

Crystallographic

 

Lattice parameters (Ã…)

Crystallite size

(nm, avg.)

Crystallinity index, b

Ignition products

(800 ºC)

a-axis

c-axis

Bone

9.418

6.884

2.5 × 0.3

33 − 37

HAp

Dentin

9.419

6.880

2 × 0.4

33 − 37

HAp + β-TCMP

Enamel

9.441

6.880

33 × 3

33 − 37

HAp + β-TCMP

  1. Lattice parameters (± 0.003 Å); in substance, the values vary with age
  2. HAp: a-axis = 9.422 Å, c-axis = 6.882 Å, crystallinity index = 100
  3. TCMP magnesium substituted β-TCP