Slides in this set
Limestone is a type of sedimentary rock
that is mainly made up of a substance
called calcium carbonate.
Calcium carbonate has the chemical formula, CaCO3
Because it has many uses and can be used to make
other products, limestone is a valuable resource.…read more
Basic properties of limestone
The appearance of limestone can
Limestone is calcium carbonate and like any carbonate, it reacts
with acids producing carbon dioxide gas.
Carbon dioxide turns limewater milky.
Because it reacts with acids, it is
bubbles sometimes added to lakes to
of CO2 remove acidity caused by acid rain.…read more
Limestone, chalk and marble are all forms of calcium carbonate
Limestone Chalk Marble
Limestone is a sedimentary rock and most of it (especially chalk)
was formed from the remains of tiny sea creatures.
This process took millions of years.
Limestone and chalk often contain fossils.…read more
Sedimentary rocks at Llantwit Major
in the Vale of Glamorgan
fossils from rocks on left
prepared specimen a Jurassic
fossils in the fallen limestone oyster (180 million years old!)