The arch was formed from 190 million-year-old Navajo sandstone originating in the late Triassic to early Jurassic periods. The fine-grained sandstone has endured erosion from weather, wind and ...

The Double Arch has been subject to spalling and erosion from weather, wind and rain since its formation in the late Triassic to early Jurassic periods. Changing lake water levels and the effects ...

The Double Arch — which has also been called ... Sponsor Message But over the years, harsh weather including wind and rain have led to erosion and spalling, which occurs when fragments of ...

Changes in water levels, as well as wind and weather conditions, also could have contributed to the arch's collapse ... The constant state of erosion and decay is part of the beauty of these ...

The park service noted that the fine-grained sand feature has been subject to “spalling and erosion” from weather events, including wind and rain, since its formation. The Double Arch ...

A frequently visited arch collapsed in Rock Creek Bay ... sand feature has been subject to spalling and erosion caused by the onslaught of wind and rain. NPS said that water level changes and ...

"Since formation, this fine-grained sand feature has been subject to spalling and erosion from weather, wind, and rain." The arch has also been referred to as "Toilet Bowl", "Crescent Pool" and ...

Waves are the main cause of coastal erosion and their strength is related to the wind The force of the sea ... of eroded headland with a sea cave, arch and stack. These features are created ...