Groundwater play a role in the formation of stalagmites and stalactites. The Naica Mine of Chihuahua, Mexico, is known for its extraordinary crystals that can be as large as 4 feet in diameter and 50 feet long.
Reviews landforms created by groundwater deposition.
Connect your daily life experiences with specific points in a reading using a Double Entry Diary.
Features and minerals found in a limestone cave in New Mexico.