Each crystal forms around a particle of dust. All have a 6-fold symmetry, but no two have ever been found with exactly the same shape. Their variety and complexity is breathtaking. Frozen Planet, 1.01

Each crystal forms around a particle of dust. All have a 6-fold symmetry, but no two have ever been found with exactly the same shape. Their variety and complexity is breathtaking. Frozen Planet, 1.01

Each crystal forms around a particle of dust. All have a 6-fold symmetry, but no