Is Limestone Softer Than Marble

4 heat and pressure causes the formation of marble while they are not necessary for the formation of limestone.

Is limestone softer than marble.

The name marble is used in a different way in the dimension stone trade. Limestone is a type of sedimentary rock formed by the deposition of natural carbonate material whereas marble is a type of metamorphic rock formed by metamorphism of limestone. Travertine is a type of limestone that is created in special conditions during the deposition of the minerals. Soft stones such as talc rank at around a 1 on the scale while granite falls between 8 and 9 and diamonds rank a 10.

The internal carbonate crystal structure of limestone and marble are different to each other. This means that they are also susceptible to damage from acids and they are softer than granite. 6 limestone has gray white or black colors while marble although most commonly white in color has more diverse colors such as green and light colored marble. Limestone travertine are composed primarily of calcium carbonate and like marble belong to the calcareous group.

Any crystalline carbonate rock that has an ability to accept a polish is called marble the name is sometimes used for other soft rocks such as travertine verd antique serpentine and some limestones. 5 limestone is more porous than marble while marble is harder than limestone.