Bluestone is a type of natural stone that is commonly used in construction and landscaping. It is typically a dense, durable rock that comes in various shades of blue, gray, and green. Bluestone is often used for paving, patios, and walkways due to its slip-resistant surface and ability to withstand harsh weather conditions. This stone is primarily sourced from regions like Pennsylvania and New York in the United States. It is popular for its aesthetic appeal and versatility, making it a favored choice for both residential and commercial projects. Additionally, bluestone can be cut into various shapes and sizes, enhancing its usability in different applications.