1. in a manner relating to, containing, or composed of calcium carbonate or limestone; in a chalky or calcareous way
Usage: technical; formal

Examples

• The soil in the region is calcareously rich, making it ideal for growing certain crops.
• The water deposits minerals calcareously along the cave walls over centuries.
• The limestone formations were calcareously distinct from the surrounding sandstone.
• The sediment accumulated calcareously at the bottom of the ancient seabed.