ALL meanings of apatite
ap·a·tite
A a - noun apatite a pale green to purple mineral, found in igneous rocks and metamorphosed limestones. It is used in the manufacture of phosphorus, phosphates, and fertilizers. Composition: calcium fluorophosphate or calcium chlorophosphate. General formula: Ca5(PO4,CO3)3(F,OH,Cl). Crystal structure: hexagonal 3
- noun apatite any of a group of variously colored, hard, hexagonal calcium minerals, Ca5(PO4, CO3)3 (F,OH,Cl), found mainly in sedimentary rocks, esp. phosphate rock, and in teeth and bones 3
- noun apatite a common mineral, calcium fluorophosphate, Ca 5 FP 3 O 12 , occurring in individual crystals and in masses and varying in color, formerly used in the manufacture of phosphate fertilizers. 1
- noun apatite A widely occurring pale green to purple mineral, consisting of calcium phosphate with some fluorine, chlorine, and other elements. It is used in the manufacture of fertilizers. 1
- noun apatite type of mineral 1
- noun apatite (mineralogy) A calcium fluoride phosphate of variable composition, sometimes used in the manufacture of fertilizer. 0