dolomitic limestone

Unlike most natural bridges it is made of dolostone rather than sandstone.

The dolostone cap was laid down as sediment on the floor of a marine environment.

The term is also used to describe the sedimentary carbonate rock dolostone.

The term dolostone was introduced to avoid confusion with the mineral dolomite.

For the same reason, dolostone cannot be used as construction aggregate for making concrete.

And they didn't have the obvious bedding of a dolostone (sedimentary rock).

Several abandoned dolostone mines still exist in the Rosendale region.

They are made of three different types of rock: limestone, dolostone and flint-stone.

Carbonates are usually light gray to yellowish dolostone found in outcroppings.

They are typically formed in limestone or dolostone solutional caves.

On the Manitoulin Island, the formation is dominated by limestone and dolostone.

The Scales is buried too deep and contains too much dolostone to be used for oil shale.

It also occurs in altered dolostone.

It was constructed using the room and pillar technique, where pillars of dolostone have been left to support the overlying rock.

The top rock formation was composed of erosion-resistant limestone and Lockport dolostone.

Geologically, they are composed of dolostone.

Geologists discovered exposed dolostone in Herkimer County and began mining there.

The islands are formed of marine limestone and dolostone that was uplifted during the late Miocene epoch.

The range is mostly made up of dolostone and limestone rocks, different from the surroundings areas, which are dominated by sandstone rocks.

All of Senneville lies over dolostone.

There are several remarkable rocks consisting of dolostone, which carry names like sphinx, hippopotamus or deer rock.

They are clay-like with some dolostone with a very fine to medium grained phosphate component.

The Niagara caprock is made of dolomitic limestone (dolostone).

The Muschelkalk consists of a sequence of limestone and dolostone beds.

An example of this test is done when distinguish calcite from dolomite, especially within rocks (limestone and dolostone respectively).