How many feet deep do people have to dig to find topaz?

The depth at which topaz can be found varies significantly depending on the location and geological conditions. In some areas, topaz can be found close to the surface, while in others, it may be buried several feet deep. Typically, miners may need to dig anywhere from a few feet to over 100 feet deep to locate topaz deposits. It's essential to research specific mining sites for accurate depth information.