Although sometimes regarded as a distinct carbonate deposit, calcareous sinter formed from ambient temperature water can be considered a sub-type of tufa.
Much of the petroleum production in the basin has come from porous carbonate deposits, such as algal mounds, of Pennsylvanian age.
Geothermally heated hot springs sometimes produce similar (but less porous) carbonate deposits known as travertine.
Coelosimilia is known from several specimens collected from carbonate Maastrichtian deposits located in the modern-day country of Poland.
Clean (unchanged by metamorphosis) sand and carbonate deposits occur for the first time.
It is the last platform created from carbonate deposits and the predecessor of the recent Florida peninsula.
Earth has vast carbonate deposits in the form of limestone.
The carbonate deposits found in the meteorite, which contained the indications of life, are thought to be 3.6 billion years old.
The absence of more extensive carbonate deposits on Mars was thought to be due to global dominance of low pH aqueous environments.
Littoral and sub-littoral carbonate deposits may well be accumulated in these conditions.