1. Calcium apatites and other calcium orthophosphates -- 2. Amorphous calcium (ortho) phosphates -- 3. Nanodimensional and nanocrystalline calcium orthophosphates -- 4. Calcium orthophosphates as bioceramics -- 5. Self-setting calcium orthophosphate formulations : cements, concretes, pastes, and putties -- 6. Calcium orthophosphate-based biocomposites and hybrid biomaterials nomenclature -- 7. The dissolution mechanism of calcium apatites in acids -- 8. The history of calcium orthophosphates from 1770s till 1950.