Gypsum generates in desert biomes in the sandstone layer! You can find it by mining out the sandstone layer or by seeing it on the side of hills!
Gypsum can also be used to create some building blocks!
Stats :
Strength : 1.75
Explosion Resistance : 5
Sound Type : Stone
Note Block Instrument : Harp
Gypsum can be turned into Polished Gypsum and Gypsum Bricks! Gypsum can also be used to craft White Chalk!
Plaster is a new building block with a custom geometry and comes in all 16 colours! It can face any direction as well!
Strength : 1.25
Explosion Resistance : 1
Sound Type : Packed Mud
Note Block Instrument : Basedrum
You can get Plaster by smelting Gypsum in a furnace, and you can dye it by putting 8 plaster and a dye in a crafting table!