Lime (material) Wikipedia
They may be cut, crushed, or pulverized and chemically altered. Burning Kankar lime, a lime made from kankar which is a form of calcium carbonate. Selenitic lime, also known as Scotts'' cement after Henry Young Darracott Scott is a cement of grey chalk or similar lime, such as in the Lias Group, with about 5% added gypsum plaster (calcined gypsum). Selenite is a type of gypsum, but