How to Tell If Your White Stone is a Granite, Quartzite, or Marble

One of the favorite parts of my job as a roving geologist is to share not just an appreciation for natural stone, but a deeper understanding of it. With a little guidance and practice, anyone can learn to recognize the properties and aesthetics of various types of stone. No matter a slab’s label, country of origin, or price tag, some basic geologic savviness can help us understand it better.

The process of identifying stones gets most confusing when they look alike, and nowhere is this more vexing than with white stones, which are popular, frequently mislabeled, and often misunderstood. But fear not. Even similar-looking stones can be sorted out by using a few basic guidelines.

Read on, as we step through the process of differentiating light-colored granites, quartzites, and marbles.