gypsum

US /ˈdʒɪp.səm/
UK /ˈdʒɪp.səm/
"gypsum" picture
1.

yeso

a soft white or gray mineral consisting of hydrated calcium sulfate. It occurs as alabaster or selenite and is used to make plaster of Paris and fertilizers.

:
The walls were plastered with gypsum.
Las paredes estaban enlucidas con yeso.
Farmers use gypsum to improve soil quality.
Los agricultores usan yeso para mejorar la calidad del suelo.