calcareous
/kalˈkɛːrɪəs
/adjective
1Containing calcium carbonate; chalky: calcareous soils the bottom mud becomes calcareous...
- Fritted iron can be used on acid soils, but it isn't suitable for use on alkaline or calcareous soils (with calcium carbonate).
- Because of their ability to secrete calcium carbonate, calcareous red algae have a better Phanerozoic fossil record than many other groups of algal protists.
- The Ph conditions should be ideally calcareous or neutral.
1.1 Ecology (Of vegetation) occurring on chalk or limestone.The unit consists of limestone or calcareous mudstone and was deposited in a fully marine environment....
- The Liard Formation is a variably thick succession of calcareous sandstone and arenaceous limestone that was deposited within and adjacent to the Peace River embayment in the Middle Triassic.
- The Blubber Point Member, characterized by impure limestone and calcareous sandstone with minor shale, represents shallow, inner carbonate shelf deposition.
Origin
Late 17th century: from Latin calcarius (from calx, calc- 'lime') + -eous.