Sometimes It’s apparent and shiny just like a crystal window, though other times, it can be sleek and white, ideal for carving into attractive sculptures. It could develop from evaporating seawater or show up in the desert as mysterious rose-formed crystals. Geologically Talking, gypsum deposits are found in strata dating https://www.propanraya.com/id/produk/eco-gypsum-ee-4050