Types of Lime and Gypsum for Soil

Lime plaster and gypsum plaster differ not just in appearance, but in how they behave within a building system. Lime plaster cures slowly through carbonation, remaining breathable, which allows it to accommodate subtle building movement and manage moisture over time. This makes it particularly well suited for historic masonry walls and assemblies that rely on vapor permeability rather than impermeable barriers. Gypsum plaster, by contrast, sets rapidly through a chemical reaction, producing a de

In honor of Miner’s Day, come with us on a tour of the gypsum mine in Sperry, Iowa to see how we process raw gypsum for USG Sheetrock® Brand Drywall and other products! 👷 Thank you to each and every member of our mine and quarry teams across North America for your commitment to excellence and dedication to safety in all you do. USG is honored to have you on our team. #USGBuildIt #Sheetrock Brand #MinersDay #mining #gypsum | USG

Gypsum Mining in Southern Ontario