Gemmology — Crystallography
Interactive symmetry explorer — click each axis or plane to see it highlighted in 3D. Watch the fold animation to understand how rotational symmetry works.
Developed by Akila Amarathunga · Gemélia & Co.
Keep learning
Each module covers a core gemmology topic with interactive 3D models and hands-on exercises.
Explore the seven crystal systems with interactive 3D lattice models.
● You are hereAtomic structure, bonding types, and gemstone-specific chemistry.
● Available now 🌈Refraction, dispersion, pleochroism, and the physics of gem colour.
● Available now 💎Hardness, specific gravity, cleavage, and fracture in practice.
● Available now 🔬Solid, liquid, and multiphase inclusions — and what they reveal.
● Available now