The underlying geology consists of patches of sand and gravel on top of mixed sandstone and oolitic limestone, known as Ravenscar Group strata.
22.
Today it is a popular Cotswold tourist destination with old quarried oolitic limestone known as Cotswold stone, and boasts a wealth of fine vernacular architecture.
23.
The material was oolitic limestone but, as this was susceptible to frost damage, this was subsequently painted in colours of blue, gold, red and vermilion.
24.
Go because there's a 560-foot pergola made of native oolitic limestone that was damaged in Hurricane Andrew, rebuilt and is now covered with flowering vines.
25.
A common name for the light gray Indiana limestone quarried in south central Indiana is " Bedford limestone ", or " Bedford Oolitic limestone ".
26.
A facies is usually further subdivided, for example, one might refer to a " tan, cross-bedded oolitic limestone facies " or a " shale facies ".
27.
The hillfort, which is at the top of an isolated outcrop of Oolitic Limestone, close to the A39 road is on the route of the Wansdyke.
28.
The Portland Freestone ( the oolitic limestone quarried inland of Pulpit Rock ), then a cap of thin-bedded limestones which are part of the basal Purbeck Formation.
29.
The quarry exhibits pale to dark grey Black Rock, Vallis and Clifton Down Groups of Carboniferous Limestone with overlying buff-coloured Jurassic oolitic limestone forming an angular unconformity.
30.
Portland stone is an oolitic limestone that is greatly valued as a building stone because it has an attractive appearance, is easy to work, and resists weathering.
