FREEDOM, Okla. — Hidden in the hills of Northwest Oklahoma is the world’s largest gypsum cave open to the public. The main cave at Alabaster Caverns State Park has been wowing people for more than a ...

TAWAS CITY - A historic gypsum mining operation on breezy Lake Huron may get a new lease on life as a wind power enterprise. Alabaster Township, home to U.S Gypsum Co. and National Gypsum Co.

ALABASTER TWP, MI-- Nearly a square mile of state-owned land south of Tawas City in Iosco County could be mined for construction materials if the Michigan Department of Natural Resources sells it and ...

Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Alabaster is a fine-grained form of gypsum (anhydrite calcium sulfate). It is a soft stone ...

The artist and archaeologist Rose Ferraby gets to grips with something that is always around us, but which we almost never stop to consider: gypsum, the chief constituent of the plaster on the walls ...

From the Middle Bronze Age, Egypt played a crucial role in the appearance of calcite-alabaster artifacts in Israel, and the development of the local gypsum-alabaster industry. The absence of ancient ...

Artist and archaeologist Rose Ferraby gets to grips with gypsum. The key constituent of plaster, gypsum covers the walls around us. Highly soluble, it causes sinkholes in Ripon. Show more The artist ...