황산칼슘의 수화물로 이루어진 부드러운 백색 또는 회색의 광물로, 건축 자재나 비료의 원료로 쓰인다.
A soft, naturally occurring mineral composed of hydrated calcium sulfate, widely used in the construction industry for making plaster, wallboard, and cement.
예문:
"The drywall used in modern homes is primarily composed of processed gypsum."
"Farmers sometimes add gypsum to their soil to improve its structure and provide essential nutrients."
"Large deposits of gypsum were discovered in the sedimentary rock layers of the region."