Gypsum, a natural mineral made largely of calcium sulfate dihydrate, has a variety of uses dating back centuries, from lining walls to serve as a fire retardant for Mesopotamians to a plaster ...

Step into the world of artistry with unique clay and gypsum masks, expertly crafted by a master! Get ready to be amazed as these stunning creations come to life, perfect for a vibrant carnival ...

According to park officials, it’s because the sand is made of gypsum, a soft, white mineral that breaks down easily and dissolves in water. The park said their gypsum came from the floor of an ...