These columns of rock are most likely a volcanic rock called basalt. (Basalt makes up about 90% of all the lava rock on Earth.) How do these basalt columns form? Or, more specifically, how is …

Columnar jointing of volcanic rocks exists in many places on Earth. Perhaps the most famous basalt lava flow in the world is the Giant's Causeway in Northern Ireland, in which the vertical …

Three spectacular basalt spires of Late Cretaceous origin (~77 million years old) are found at Alderdice Bank. These are the oldest known exposed rocks on the continental shelf off of …

2020年9月6日 · On the east side of the bay, Cape Resurrection presents a massive, sheer cliff to the pounding of the waves. The rock here is pillow basalt, a type of igneous rock that formed …

2024年9月6日 · Our planet contains some surreal natural landscapes. Case in point: Basalt rock columns made of hardened lava. Discover 10 of these incredible sites.

2023年4月18日 · Excellent examples of columnar jointing are found in Shenandoah National Park in Precambrian (approximately 570 million year old) greenstones. Greenstones are lightly …

2020年9月16日 · With its long and storied history of volcanic activity, Iceland offers a plethora of gorgeous basalt formations. But one of the most enchanting vistas is Stuðlagil Canyon. …

0:00 The video begins with a bathymetric map of Alderdice Bank followed by a second map showing the actual tracks the ROV traveled to acquire the following footage in the area around …

2024年5月10日 · Turkey's "fairy chimneys" are natural yet surreal-looking spires up to 130 feet (40 meters) tall that were carved out of soft volcanic rock by the elements over millions of years.

2015年10月8日 · Jutting skyward near Washington's Wallula Gap, the pair of massive basalt columns known as the Twin Sisters are not only a picturesque natural wonder, but according …