any of a group of variously colored, hard, hexagonal calcium minerals, Ca(PO,CO) (F,OH,Cl), found mainly in sedimentary rocks, esp. phosphate rock, and in teeth and bones
Origin of apatiteGerman apatit ; from Classical Greek apat?, deceit + -ite: so named from being mistaken for other minerals
- Any of a group of natural, variously colored calcium phosphate minerals containing fluorine, chlorine, or hydroxyl. These compounds form hexagonal crystals and are components of bones and teeth, are a source of phosphorus for plants, and are used in the manufacture of fertilizers.
- See fluorapatite.
Origin of apatiteFrom Greek apat&emacron;, deceit (from its often being mistaken for other minerals).