👉 Flinted is a type of rock that contains small, irregular-shaped crystals called feldspar. These crystals are usually found in the upper layers of the earth's crust and can be found on the surface of rocks as well. In general, flinted rocks have a variety of colors and patterns due to their composition. They may be smooth, rough, or bumpy, depending on how they were formed. Some examples of flinted rocks include granite, basalt, and gne