adjective
- of, relating to, or containing arkose (a coarse-grained sedimentary rock composed mainly of feldspar and quartz)
Usage: geology; technical
Examples
- The arkosic sandstone in the mountain range indicates rapid erosion of granitic highlands.
- Geologists identified arkosic deposits along the ancient riverbed.
- The arkosic composition of the rock sample revealed its granitic source material.
- Arkosic sediments are commonly found near mountain ranges where granite is actively weathering.