Is Limestone More Porous Than Marble

Marble may contain colored streaks that are inclusions of non calcite minerals.

Is limestone more porous than marble.

Some stones are more porous than others. 3 limestone is a sedimentary rock while marble is a metamorphic rock. So natural stone countertops are porous and some are more porous than others. 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.

While the stone can be used to kitchen countertops it requires far more care and maintenance than other options. Limestone is very porous compared to other stones such as marble quartz and granite. Both stones are porous but travertine is more porous than marble and can be used without being sealed in outside areas where you don t want to slip around from standing water on the stone. However this porosity can be easily outweighed by a top tier sealant.

Marble is also fairly porous but not as much as limestone and sandstone. It s absolutely vital to seal marble especially marble pieces that come in lighter colors. Quartz s non porous nature allows it to resist staining much better than granite marble and concrete. Because of travertine s porosity any spills will leach into the tile discoloring it.

Quartz is also the cleanliest of america s most popular countertop surfaces. If anything marble countertops just require a little extra tlc to keep them looking pristine. A porous stone will absorb liquids and foods which can lead to etching and staining. A big red mark is the last thing you want on your pure white marble slab.

This article will focus on the porosity of granite how that impacts the way you care for the stone and how granite s porosity compares to that of other natural stone countertop options. However both stones can be sealed to keep them from being stained by liquids like wine or soy sauce or even bathroom cleaning products if used in the kitchen or bathroom. 4 heat and pressure causes the formation of marble while they are not necessary for the formation of limestone. For one marble is porous more so than man made alternatives like quartz.

Its non porous surface means it will not harbor bacteria or viruses. Limestone is more porous than marble because there are small openings between the fossil fragments. Thanks to the heat and pressure that marble is exposed to beneath the earth it s slightly more compact and less porous than limestone and marginally less susceptible to staining. 5 limestone is more porous than marble while marble is harder than limestone.

Staining is also a problem with more porous stones especially darkly colored liquids like red wine.