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The chambered nautilus (Nautilus pompilius), also called the pearly nautilus, is the best-known species of nautilus. The shell, when cut away, reveals a lining of lustrous nacre and displays a nearly perfect equiangular spiral, although it is not a golden spiral. The shell exhibits countershading, being light on the bottom and dark on top. This ...
Nautilus belauensis. Much of what is known about the extinct nautiloids is based on what we know about modern nautiluses, such as the chambered nautilus, which is found in the southwest Pacific Ocean from Samoa to the Philippines, and in the Indian Ocean off the coast of Australia. It is not usually found in waters less than 100 meters (328 ...
Little is known about the history of the oldest exposed rocks in the area due to extensive metamorphism.This somber, gray, almost featureless crystalline complex is composed of originally sedimentary and igneous rocks with large quantities of quartz and feldspar mixed in. [1] The original rocks were transformed to contorted schist and gneiss, making their original parentage almost unrecognizable.
Death Valley is known as America’s hottest, driest and lowest national park. It holds the Guiness World Record for the highest temperature ever recorded anywhere: 134 degrees on July 10, 1913 ...
Manly Beacon and Red Cathedral viewed from Zabriskie Point. The Amargosa Chaos is a series of geological formations located in the Black Mountains in southern Death Valley.In the 1930s, geologist Levi F. Noble studied the faulting and folding in the area, dubbing it the "Amargosa chaos" due to the extreme warping of the rock.
July 2024 was the hottest month ever recorded in Death Valley, with a mean daily average temperature over the month of 108.5 °F (42.5 °C). [34] Four major mountain ranges lie between Death Valley and the ocean, each one adding to an increasingly drier rain shadow effect, and in 1929, 1953, and 1989, no rain was recorded for the whole year. [20]
Extreme heat is both one of Death Valley's greatest intrigues and its most serious safety concern. It's not uncommon for a few people to die in the park from heatstroke in any given summer.
The hottest temperature ever officially recorded on Earth was 134 F (56.67 C) in July 1913 in Death Valley, though some experts dispute that measurement and say the real record was 130 F (54.4 C ...