One or more granite dealers are present in San Marcos. Granite is a kind of igneous rock, that is hard and has a coarse grained structure. This is used for making statues, memorials, floorings for many buildings, and kitchen countertops. It is hard wearing and durable. Granite is most popularly used in kitchen countertops here, with other products also being available such as slabs, kitchen counters, vanity tops, stone counter tops, fireplace surrounds, jacuzzi tops, sinks, tubs, tiles, mosaics and kitchen cabinetry. The dealers maintain an inventory of different grades and specificarions of granite. One picks out the desirable granite piece and after designing the equipment, it is then cut and manufactured.