Maritime Deposits: Gypsum Can also be found in marine deposits, often affiliated with historical seas that have since evaporated. These deposits can be found in locations having a history of marine sedimentation, such as parts of Europe, the center East, and North America. Rehydration: Considered one of gypsum’s special Qualities https://www.propanraya.com/id/produk/eco-gypsum-ee-4050