Thousands.
There are thousands of different types of rocks.
Different mineral compounds reflect light differently which creates the many different colored rocks you see.
1,000,000,000,000,000,000,000,000,000,000,000
yes most have many different types
Mountains are made of many different rocks. Such as sedimentary, ingenious and metamorphosis rocks.
No two sedimentary rocks are shaped the same, there are many different shapes
135 different shapes
One interesting thing about sedimentary rocks is that since they are comprised of many different sediments, we are able to learn about where it was formed. For example, the sediments present in a conglomerate can tell us a little bit about the history of the rock.
How are what rocks different?
There are lots of different types of rocks in the world.
There are many different ryes of rocks in continental crust. Granite is one of the rocks that makes up continental crust.
There are many different types of minerals and rocks and they are sometimes hard to distinguish one from another. Apatite rocks are usually transparent green.