This is the 9709th most frequent French word.
encroûtements
"Encroûtements" means "crusts" or "layered deposits."
Here, 'encroûtements' refers to natural formations resembling crusts or deposits on the surface of rocks.
Les encroûtements sur les parois de la grotte étaient fascinants.
The crustings on the cave walls were fascinating.
In this sentence, 'encroûtements' mentions mineral deposits forming hard crusts on bathroom fixtures.
Il y avait des encroûtements de calcaire autour du robinet.
There were limestone crusts around the faucet.
This refers to corrosion layers appearing on metal surfaces due to aging or oxidation.