Eaglestone is a term used to describe a type of sandstone that is commonly found in England and other parts of the world. This type of stone is known for its durability and strength, and is often used in the construction of buildings, monuments, and other structures. However, there are several other terms that are often used interchangeably with eaglestone. These include gritstone, sandstone, and bunter sandstone. Each of these terms refers to a type of sedimentary rock that is formed from sand-sized grains of mineral, and each has its own unique characteristics and uses in construction and other industries.