apatite

Tanımlar (İngilizce)

1. isim A calcium fluoride phosphate of variable composition, sometimes used in the manufacture of fertilizer, as a gemstone, and (in powdered form) as a pigment, and also produced biologically in bones and teeth.

   “We had prepared, by precipitation methods, finely divided crystalline apatites that were similar in crystal size and x-ray diffraction profile to bone apatite.”