Slate tiles are a popular choice as a roofing material for residential homes because of their beauty. They offer a unique variation in color that is natural and beautiful. They originated in the northeast US where slate deposits were first discovered but are easily accessible in all parts of the country today. They also offer a unique look as every slate deposit where the stone is mined is slightly different and look and color giving each home a unique look that can’t be exactly duplicated. In recent years, synthetic slate has become an option and are made from manmade materials. Slate roofs, because they are made from stone, are heavy and require the roof support material are up to the challenge of holding the weight. Slate roofs are beautiful but are expensive both in terms of the material and the installation. With that said, if you were to look at the long term return of a slate roof, in will increase your home’s value and last as long as a century if it is installed well.