Recognize a common noun when you see one. Nouns name people, places, and things. Every noun can further be classified as common or proper. A common noun names general items. Go into the kitchen.
A sandstone with at least 25 percent feldspar is called arkose. A sandstone made of volcanic particles is called tuff. The cement in sandstone is usually one of three materials: silica (chemically the same as quartz), calcium carbonate or iron oxide.
Â· just now. Report Abuse. sandstone is a common sedimentary rock .sedimentary rocks are rocks formed from sediments, such as fragments of rocks worn from the land (clastic rocks). the remains of once-living things (organic rocks) or from chemicals precipitated from water. just now. Report Abuse. sandstone is a common sedimentary rock .sedimentary rocks are rocks formed from sediments, such as fragments of rocks worn from the land (clastic rocks). the remains of once-living things (organic rocks) or from chemicals precipitated from water.