Here are 3 minerals found in a house and the specific products where they are used:

1. Quartz (SiO2):

* Product: Countertops, kitchen backsplashes, windows, mirrors, and even some paints. Quartz is a common component of granite, marble, and other natural stone materials.

2. Feldspar (various formulas):

* Product: Ceramic tiles, porcelain sinks, and even some types of paint. Feldspar is a key ingredient in the glaze used on many ceramic products.

3. Gypsum (CaSO4·2H2O):

* Product: Drywall, plaster of Paris, and some types of cement. Gypsum is a soft mineral that easily forms a smooth, flat surface, making it ideal for building materials.