What rock type is a geode?

Answer 1

Geodes are actually the result of the crystallisation of minerals in a void or cavity (also known as a vug) in a rock. They are not a type of rock themselves.

They however can form in either igneous or sedimentary rocks.

Answer 2

Agate is actually a form of the mineral quartz, precipitated from silica rich solutions, and is therefore not considered a metamorphic, sedimentary, or igneous rock.

Answer 3

agate rock is usually found in beaches and caves. you can also buy agate rock and slices from tourist in places like Cornwall

Answer 4

Geode is a sedimentary rock.