After being sanded with progressively finer abrasives marble can be polished to a high luster.
Marble stone hardness.
Ability to accept a polish.
The mohs scale of mineral hardness was developed to identify the strength and hardness of any natural mineral.
Marble is commonly used for sculpture and as a building material.
Marble is a metamorphic rock composed of recrystallized carbonate minerals most commonly calcite or dolomite marble is typically not foliated although there are exceptions in geology the term marble refers to metamorphosed limestone but its use in stonemasonry more broadly encompasses unmetamorphosed limestone.
An example of the hardness of a granite countertop can be seen in the fact that a knife blade will not scratch the surface.
For instance if a stone has a mohs hardness of seven then that stone is solid enough to scratch another stone with a rating of six or lower.
It is also used as a low hardness abrasive for scrubbing bathroom and kitchen fixtures.
Each natural stone has a strength rating often referred to as its mohs hardness.
Reviewing this guide can help you keep in mind what the mohs scale of hardness is and how it can be applied to evaluate different countertop options.
The granite hardness helps buyers make a balanced decision.
When it comes to classifying a natural stone granite before making a purchase stone buyers like to focus on the relative granite hardness to know how hard a stone is in comparison with other natural stone products like marble sandstone slate limestone and quartzite.