Tags Geology

Tag: Geology

Flysch Formation

Flysch is a sequence of sedimentary rocks that is deposited in a deep marine facies in the foreland basin of a developing orogen. Flysch...

Origins of Cu-Pb-Zn-bearing and W-bearing granites

The Nanling Range of South China is world famous for its widely developed, multiple-aged granitic magmatism and related polymetallic mineralization. Various kinds of granites...

Landscape-scale erosion instabilities in the northern Gabilan Mesa, California

If you ever fly from L.A. to San Francisco, California, you may notice the Gabilan Mesa off to the east as you begin your...

Sediment from Himalayas may have made 2004 Indian Ocean earthquake more...

Sediment that eroded from the Himalayas and Tibetan plateau over millions of years was transported thousands of kilometers by rivers and in the Indian...

What Is Geology?

What Is Geology? Geology is an earth science concerned with the solid Earth, the rocks of which it is composed, and the processes by which...

Stalagmites store paleoclimate data

The North Atlantic Oscillation (NAO) is the dominant atmospheric pressure mode over the North Atlantic that plays a significant role in determining the winter...

Tibet sediments reveal climate patterns from late Miocene, 6 million years...

The Tibetan Plateau in China experiences the strongest monsoon system on Earth, with powerful winds -- and accompanying intense rains in the summer months...

Granites could solve riddle of pinpointing metals crucial for low carbon...

The composition of vast swathes of granite found underneath much of the South West peninsula of Britain could offer a vital clue to where...

Massive, computer-analyzed geological database reveals chemistry of ancient ocean

A study that used a new digital library and machine reading system to suck the factual marrow from millions of geologic publications dating back...

More than 100 years of flooding and erosion in one event

Sara Rathburn of Colorado State University and colleagues have developed an integrated sediment, wood, and organic carbon budget for North St. Vrain Creek in...

Geothermal gradient

Geothermal gradient is the rate of increasing temperature with respect to increasing depth in the Earth's interior. Away from tectonic plate boundaries, it is...

Rocks that tell our industrial history

Researchers in the UPV/EHU's Department of Analytical Chemistry have published a study in which they analyse cemented sand formations that contain industrial waste produced...

Types of Rocks

Types of Rocks Geologists classify rocks into three main groups: igneous rock, sedimentary rock, and metamorphic rock. Metamorphic Rock is formed by heat and pressure...

Study shows how river channels adjust to large sediment supplies

The seemingly simple question of what governs the shapes of river channels has been a longstanding challenge for geologists and civil engineers. A new...

Snow and sand erosion explained

Scientists at EPFL and SLF describe with precision how snow and sand surfaces erode when exposed to wind. Their description can contribute to better...

Hvítserkur

Hvítserkur is a 15 m high basalt stack along the eastern shore of the Vatnsnes peninsula, in northwest Iceland. The rock has two holes at...

Study of microbes reveals new insight about Earth’s geology, carbon cycles

Tiny microbes play a big role in cycling carbon and other key elements through our air, water, soil and sediment. Not only do microbes...

Where’s the center of North America? Geographer’s new method finds a...

Where is the geographic center of a state, country or a continent? It's a question fraught with uncertainty. Do you include water in your calculation?...

Biggest Stone Ball in Europe just Discovered in Bosnia

A 10-foot-wide, stone ball recently discovered in a Bosnia forest is touching off a hot debate in academic circles: Was it created by Mother...

Top Spots For Gem Hunting In The US

Emerald Hollow Mine, Hiddenite, North Carolina Find glittering, gorgeous emeralds in Hiddenite, only about an hour’s drive from Winston-Salem, NC. The Emerald Hollow Mine is...

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