Cheaper Indian Sandstone is not always the bargain it appears as it is thinner, or poorer quality and more porous causing leaching of the minerals in the mortar onto the top surface of the stone. There are some inexpensive granite slabs currently available that make a wonderful surface only slightly more expensive than Indian Sandstone. The more expensive options are Travertine, York stone, Basalt, and Marble.
The materials you choose should always blend with the surroundings and other materials used in the garden or landscape, while providing the right surface for the intended use of the patio.
Consider the long term practically and maintenance of patio materials carefully....Most people only think about materials in terms of the cost but that should not be your only consideration. You don't always require the cheapest patio material. On the contrary, you also need to think about what patio materials are going to last for a long time and what kind of maintenance each type of material needs.
Tiles : Tile is an extremely versatile patio material that any patio utilize it will be one of a kind. Please ensure that the tile is designed for outdoor use. Furthermore, unglazed tile is less slippery than glazed tile when wet. It comes in many different shapes, colors, textures. The endless varieties you can choose from is one of the many reasons why it is a good choice for patios. There are various types such as, Machine-made quarry tiles; Fired terra-cotta tiles; Molded paver tiles; Synthetic-stone tiles.