The crystals of granite are very tightly interlocked. This means that granite is not a very porous type of rock.
Granite is an impermeable , non porous rock.
Sponge
porifera
Any thing can be put into a saltwater aquarium if it is for decorative or structural purposes only. If you are referring to live rock for biological filtration then you are wanting to look for rock that is very porous and has been in a running saltwater system for at least six weeks. I have everything from premium Fiji live rock to a glass bottle in my aquarium.
Eggs are porous and lose moisture as the chicks develop. This is why we keep the ambient humidity at about 80% during incubation.
I think it's because where they live the surface is rocky and when they migrate they jump from rock to rock.
Yes it is a porous rock.
Sorry but i only got 1 porous rock and 1 non-porous rock :)Porous rock = sandstonenon-porous rock =granite
granit i think not sure
more porous
Yes. Chalk is a porous rock.
Common, hihgly porous types of volcanic rock are pumice and scoria.
anything that is porous is capable of absorbing water
The story proved to be quite porous. Lava is a porous rock.
Porous and Non-Porous
Some basalts can be quite porous, others may be non-porous.
Obsidin rock, or volcanic glass is non-porous.
an granit rock formed when magma remains in pockets below the surface