But there’s no magic involved, just some very particular geology. The chamber contains giant selenite crystals (gypsum, CaSO4 · 2 H2O), some of the largest natural crystals ever found on Earth.

The Cave of Crystals is home to various crystal formations, mainly made of selenite gypsum. These crystals are known for ...

One area of investigation has been the effect of different carboxyl additives on the growth habits of hemihydrate gypsum crystals. Studies have shown that additives like sodium stearate and EDTA ...