Oklahoma Caving
Alabaster Caverns Caving
In the caves at Alabaster State Park, massive boulders of alabaster, a fine-grained mass gypsum, can be seen in many colors of pink, white and even a rare black. But gypsum isn't all you'll see!
Alabaster Caverns State Park
Alabaster Caverns State Park is the largest gypsum cave in the world open to the public. Huge boulders of alabaster, a fine-grained mass gypsum, is seen in many colors: