calcareous /kal-kāˈri-əs/

1. Chalky
2. Limy
3. Of, or containing, calcium carbonate

calcareous tufa see tufa

• burden of proof
• burdenous
• burdens
• burdensome
• burdie
• burdies
• burdock
• burdocks
• burds
• bureau
• bureaucracies
• bureaucracy
• bureaucrat
• bureaucratic
• back-blockers
• back-blocks
• backboard
• backboards
• back boiler
• back boilers
• backbond
• backbone
• backboned
• backboneless
• backbones