system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
There are three rock types; igneous, sedimentary and metamorphic rocks. I have a list of rocks, can you please tell me what type of rocks they are? These are the rocks: Sandstone, Granite, Marble, Basalt, Chalk, Slate.


assistant
Granite and basalt are igneous rocks. Sandstone and chalk are sedimentary rocks. Marble and slate are metamorphic rock types.