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calcareous

[ UK /kˈælke‍əɹəs/ ]
ADJECTIVE
  1. composed of or containing or resembling calcium carbonate or calcite or chalk

How To Use calcareous In A Sentence

  • This soil, however, has a calcareous parent material which results in a high pH and strong eluviation of clay from the A horizon. Soil
  • The researchers were therefore surprised to discover that foraminiferan tests sampled from the Challenger Deep contained calcareous components, including the dissolved remnants of coccoliths, the calcium carbonate plates of tiny algae called coccolithophores, and planktonic foraminiferan test fragments. Innovations-report
  • The section consists of calcareous shale with intercalated sparse limestone beds, dolomitic shales, and some dolostone beds.
  • Some calcareous veins contain epidote, titanite and apatite.
  • The living cell possesses a gelatinous sheath in which are embedded calcareous plates termed coccoliths.
  • Symptoms of iron chlorosis, observed as yellow striping on corn leaves, may occur on highly calcareous or saline-sodic soils with pH levels above 7.8.
  • The message in this Note is that reported values of exchangeable calcium for calcareous or gypsiferous soils are usually incorrect.
  • At this locality, the two stricklandioid species occur mainly in yellowish green, thin-bedded, calcareous mudstone, associated with other brachiopods and rugose corals.
  • What struck me as odd was that they had their apertures sealed with a hard calcareous epiphragm as opposed to a membranous one observed in eastern U.S. snails that normally don't experience long dry periods. Archive 2006-06-01
  • And these prodigious slabs of gneiss now lay amidst schistous marl and calcareous rock. Wanderings by southern waters, eastern Aquitaine
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