Here's why:
* "Crystal caves" is a general term: It refers to caves with significant crystal formations. These caves can exist in various geographical locations with different climates.
* Cave climates are unique: Caves have their own microclimates that are independent of the surface climate. They are generally cool and humid, with stable temperatures and high humidity levels.
To determine the climate zone of a specific crystal cave, you would need to know its location.
For example:
* The Carlsbad Caverns in New Mexico, USA, are located in a desert climate but have a cool, humid microclimate inside the cave.
* The Mammoth Cave in Kentucky, USA, is located in a humid subtropical climate, but its interior is cool and damp.
So, while the term "crystal cave" doesn't indicate a specific climate zone, the actual climate inside a cave is typically cool, humid, and stable regardless of the surface climate.