* Granite: Building material. Granite is a strong, durable rock that is often used for countertops, floors, and building facades. It's also used for monuments and sculptures due to its ability to hold intricate detail.

* Basalt: Road construction. Basalt is a dense, hard rock that is commonly used as aggregate in asphalt and concrete for roads, pavements, and foundations.

* Pumice: Abrasive in cosmetics and cleaning products. Pumice is a lightweight, porous rock formed from volcanic ash. Its rough surface makes it useful as a gentle abrasive in soaps, hand scrubs, and other cleaning products. It can also be used for polishing and removing calluses on the feet.