By: Zacharie King
Sedimentary rocks are the most common rock type found on the planets surface comprising nearly 70 percent of all surface rocks. Sedimentary rocks are created from layers of sediments accumulating and being compressed together over time. While all sedimentary rocks form in a similar fashion...
Features of sedimentary rocks
By: Kimberly Napier
Rocks break into smaller pieces by many different processes, but no matter what process it has gone through, the smaller pieces of rock are called sediment. The sediment can also include organic material, such as plant parts. A sedimentary rock is a rock that is...
By: Heather Brennan
Most people associate earthquakes with the west coast and the San Andreas Fault. However, the New Madrid Fault Line is actually 20 times larger than the San Andreas Fault and the potential damage it can cause is significantly higher. If geologists are reading the signs...
By: Robin Lamb
The Sahara Desert might appear to be an unlikely place to be looking for evidence of an ice age. It’s one of the hottest and driest locations on the planet; a desolate wasteland which covers an area larger than Australia and which is estimated...
By: Hai Shunxi
Igneous rocks get their name from the Latin word for fire, "ignis." This makes sense, because early naturalists could watch them forming as fiery streams of lava flowing from volcanoes turned into solid rock. The word igneous is now used to describe all rocks...
Facts about gems
By: Shelby Little
Did you know there are around 4,000 known types of minerals? About 200 types of those minerals create what we know as gemstones, and are found all over the world. Gemstones are coveted for their beauty, value, and sometimes surprising functionality. The creation of...
'Grand Canyon' discovered underneath Red Sea
By: Leigh Goessl
A British Navy survey ship recently made an astonishing find below the depths of the Red Sea. The Royal Navy discovered what has been dubbed in media reports as the "Grand Canyon of the Red Sea". According to Discovery News, the previously unchartered 820-foot-deep canyon...
Classification of clastic sediments
By: Steven J. Wamback
Geologists classify sediments and sedimentary rocks based upon several parameters, which include their chemical, biological and physical modes of deposition as well as the grain size of the particles comprising the sediment or sedimentary rock. Clastic sediments are those that are comprised of eroded particles...
By: Mac Pike
Angel Falls, located in the eastern or Kamarata Valley region of Venezuela, is the tallest waterfall in the world by far. The falls tumble 3,212 feet into the valley from the great rift mountain, Auyántepui, with an unimpeded drop of 2,663 feet...
By: Afreen Ahamed
The Angel Falls in the Bolivarian Republic of Venezuela, plummeting from an altitude of 979 meters (3,212 ft), is the world’s highest waterfall. The water cascades from the top of the Auyantepui Mountain (Devils Mountain), a spectacular table-top mountain formation. The Angel Falls...

 

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