CHƯƠNG III
NƯỚC DƯỚI ĐẤT TRONG ĐÁ
NỨT NẺ VÀ KACSTƠ HOÁ
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
Limestone Caves
Groundwater dissolves rock, especially when that
rock is limestone.
Acidic groundwater follows lines of weakness in
the limestone. When the water table, stalactites
and stalagmites can form on the roof and floor,
respectively.
October 6,
Dr. Nguyen Dinh Tu-
Limestone Caves
October 6,
Dr. Nguyen Dinh Tu-
Limestone Caves
October 6,
Dr. Nguyen Dinh Tu-
Karst Topography
Areas on Earth that have
landscapes shaped by the
dissolution powers of
groundwater are called karsts.
October 6,
Karst areas have many
depressions called sinkholes.
Dr. Nguyen Dinh Tu-
Cactơ chỉ phát sinh ở những vùng đá bò hoà tan trong nước
như cacbônat, sunfat, muối mỏ và muối Kali.
Cần phân biệt Cactơ cacbônat, Cactơ sunfat và Cactơ
clorua
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-
October 6,
Dr. Nguyen Dinh Tu-