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.
📝 Knowledge Check — Crystal Systems
1. How many crystal systems are there?
2. Which crystal system has the highest symmetry?
3. Which crystal system does diamond belong to?
Score: 0 / 3
Enjoying Gemélia Learn? This free resource is built and maintained by a gemology student.
Your support helps keep it free and fund new interactive modules.