Transparency: Gypsum Can range between transparent to translucent, depending on the crystal development and existence of inclusions. Clear crystals make it possible for light to go through clearly, though translucent specimens let some gentle passage but look cloudy or hazy. Rehydration: One of gypsum’s exclusive Attributes is its capacity to https://www.propanraya.com/id/produk/eco-gypsum-ee-4050