Builders today use sandstone and limestone on the outside walls of buildings and limestone is used for making cement and steel.
They can see it for building houses and for building playgrounds
Some sandstones are from Pennsylvania.
== == Some basalts may be older than some sandstones, but ages of sandstones and basalts vary tremendously. Some sandstones are therefore older than some basalts. Oceanic basalts are rarely over 200 million years in age.
sandstones, shale
Sandstones are made out of sand sized particles or rock grains. Sandstones are clastic sedimentary rock. Some sandstone is composed of feldspar or quartz.
No. Some limestones and amber are others.
Most are volcanic in origin (some are reef limestones).
Those are deposition layers influenced by wind or moving water.
It is defined as a place that oil migrates to and is held underground. Sandstone has plenty of room inside itself to trap oil, just like a sponge has room inside of itself to soak up spills in your kitchen. It is for this reason that sandstones are the most common reservoir rocks. Limestones and dolostones, some of which are the skeletal remains of ancient coral reefs, are other examples of reservoir rocks.
Sandstone will often contain feldspar, but some sandstones are composed entirely of quartz.
Certain limestones, and gypsum.
If you've hired a reputable builder, they should be relatively airtight. Some builders even have an "air-tightness" warranty.
Yes, the ancient Romans were very good at building things.