Adjective modifier

• Cretaceous: In general, Tertiary basalts rest unconformably and in faulted contact with Cretaceous greensands and limestones or dark gray, fossil-bearing Jurassic mudstones.

• upper: The workings occur all along the base of the downs, where the narrow strip of upper greensand joins the chalk.

• low: The area we visited was on the boundary of the chalk and lower greensand where the harder rocks of the upper greensand are exposed.

• conglomeratic: At the base, fossiliferous, phosphatic, conglomeratic greensands ( 0-1m thick ) rest unconformably on the strata listed above.

• basal: Above the basal greensand occur the limestones of the Ulster White Limestone Group.

• general: In general, Cretaceous greensands and limestones or Tertiary basalts rest unconformably on a range of older Mesozoic rock units.

Modifies a noun

• hill: The ridge of greensand hills looms ominously ahead and after another five miles of genuine 60mph road, we begin to climb them.

• outcrop: The grasslands reflect the underlying geology, clays to the west with greensand outcrops.

• stone: It was constructed of imported greensand stone The site has been heavily robbed, possibly to help build the nearby medieval St. Johnâs Abbey.

• block: The jambs of the twin gateways were edged with greensand blocks.