Ca5(PO4)3F, commonly known as fluorapatite, is a mineral that is a key component of tooth enamel and bone. It consists of calcium, phosphate, and fluoride ions, which contribute to its strength and resistance to decay. This mineral is often found in sedimentary rocks and is important in the field of geology. Fluorapatite is significant in dental health because it helps protect teeth from cavities. The presence of fluoride in its structure enhances the mineralization process, making teeth more resilient against acid attacks from bacteria. This property makes fluorapatite a focus of research in dentistry and oral health.