🦷🪱✨

#tooth enamel #dental crystal #hydroxyapatite #enamel rod #tooth structure #shiny tooth #microscopic tooth structure

🦷🐘

#tooth ivory #elephant tusk #tooth structure #calcified tissue #tusk material

🦷⬇️🦴

#dentine #tooth layer #under enamel #tooth structure #tooth anatomy #subenamel #bone layer