Sediment Gallery

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Slump foldingThis sequence of folded layers is a slump fold, formed when sediment falls on a slope a
Electron microscope image of diatomaceous earth
RipplesThis pattern of troughs and peaks on a scale of centimeters is one of the most common sedimen
WHEN YOU DRINK YOUR CHAMPAGNE FOR NEW YEAR'S…Give a toast to the remarkable geographic, geologic, cl
Extinctions in the CambrianThe geologic record shows many instances where large numbers of species h
OOIDSOne of my favorite sedimentary rock features, ooids. These are small, rounded grains of calcium
Delightful diatomThis is the species Arachnoidiscus atlanticus. These 3 photos are all of the exact
Of millstones and fossilsGeology is often of great service to archaeology. The most obvious one is r
KinkyThese rocks have had an interesting life. This photo shows layers of chert from the Franciscan
The Most Boring Place on Earth…?There are times when the chaos of work and hectic day-to-day
geologyedinburgh:Practical in preparation for a geology field trip to Cyprus. Here in a series of th
Devil’s WoodyardIn mid-February, local inhabitants reported a mild shaking early in the mornin
trekethos:Banff National Park, AlbertaJasper National Park, AlbertaMt Baker Snoqualmie National Fore
Alluvial diamondsUntil the carrot shaped kimberlite pipes and their surrounding erosion remnants wer
Diamond mining in BrazilThe diamond mines in Brazil are quite interesting. Diamonds are carried to E
Zagros MountainsThis satellite image depicts the extraordinary setting of Southern Iran, near Karmow
Liquefaction Liquefaction is a process in which water saturated sediment or soil temporarily lo
Braided Streams Here’s one of my favorite fluvial features: braided streams. The intricate net
Stream gauging at the ColosseumThe scientist up to his waist in Oregon’s Owyhee River is strea
Harney Lake in the Malheur National Wildlife RefugeYou may have heard a little bit about the Malheur
In the mountains youcan get a lot of two things, rocks and sediments produced from the break downof
There’s a beautiful climate record hidden in there somewhere. 
Walking over AshThese brilliantly colored layers are found in Oregon’s John Day Fossil Beds Na
The salt hill of Egerszalók … by HJB_FDS
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