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  • Most abundant mineral on Earth has finally been isolated
    Most abundant mineral on Earth has finally been isolated
    One might think that the most abundant mineral on Earth might be silicon, copper, aluminum, or iron but the most abundant mineral is magnesium iron silicate (Mg,Fe)SiO3. Geologists have known that the substance existed for decades but have been...
  • White Smokers on the Seafloor
    Satellite captures thousands of undiscovered mountains in seafloor map
    A new chapter of Earth’s geologic history may have been opened on Thursday when scientists unveiled a highly detailed topographic map of the seafloor, revealing thousands of massive volcanoes and enormous rifts where continents were ripped...
  • Mount St. Helens
    Mount St. Helens marks eruption anniversary, shows signs of 'awakening'
    It’s been six years since Mount St. Helens in the state of Washington displayed noteworthy activity and almost exactly a decade since it awoke from a nearly 20-year slumber and shot ash and steam, but it’s possible that some new...
  • Butterfly
    Follow your stream
    It’s the Lubber Run today. The walk today traces the “run” as it leaves the Ballston Pond and goes underground, popping up in Ballston backyards before becoming apparent in the Lubber Run Park as it drains into the Four Mile Run....
  • I-70 cut through the Hogback (south side)
    Hiking in Golden: Hiking the I-70 "cut" from the Stegosaurus parking lot
    Driving I-70 from Denver to the mountains means driving through a cut in the “hogback” between Golden and Morrison. The colorful rock layers are exposed in this spot and there’s a trail on each side of the highway.Earlier this...
  • Tsunami debris ridges - South Atlantic
    Evidence of a massive tsunami on South Atlantic Coast
    These geological formations suggest that a wall of water, at least 100 feet high, swept into the interior of Georgia. It was at least 70 feet high in northeast Florida. The catastrophic wave could have been much higher. Residents of the South...
  • Mapping the interior of the Earth with earthquake waves.
    Oxygen proven to be part of Earth’s core for the first time
    Geologists and seismologists led by James Badro of the Institut de Physique du Globe de Paris reported proof that oxygen is the only light element in the Earth’s core. The research was published in the May 12, 2014, edition of the journal...
  • Monsters of rock: ten more great geology hikes in Southern California
    Monsters of rock: ten more great geology hikes in Southern California
    In the summer, L.A. residents can catch many of the world's great rock stars on tour. Not all great rock shows happen at the Staples Center or Dodger Stadium however: L.A. and its vicinity has a huge variety of great geological rock formations...
  • Understanding urban sink holes
    Understanding urban sink holes
    Dirt that is deep underground is like a sponge that is soaked through with water which keeps it stable, and if the water is missing then it leaves behind air pockets which cannot support the weight of the dirt and buildings above it. Additionally,...
  • Walls of Jericho in Jackson County, Alabama. ©Michael Hicks, www.flickr.com/photos/mikerhicks/10536580004/
    Free guided hike to the Walls of Jericho in Jackson County, AL (April 12, 2014)
    After a rainout on Saturday, March 29th, the Land Trust of North Alabama rescheduled the third event of their Spring Guided Hikes Series to Saturday, April 12th. Land Trust Board Member, Mike Dalen, will lead this hike.According to the US Forest...
  • Rescuers gather in Oso
    Geologist: Fatal landslide in Washington a recurring event
    Last Saturday morning, 50 homes were inundated by a mountainside. In seconds, it washed across the Stillaguamish River, rumbled across Highway 530, and splintered houses. As you read these words, crews of volunteers and teams of trained experts...
  • Tenham meteorite
    Water deep in mantle? Not so fast
    Two days ago, geologists at the University of Alberta spoke publicly about a result years in making. They said they found, on the ground, a mineral others only guessed lies about 320 miles deep. They further said this mineral held water. They...
  • Earth's treasures will shine at Rome's Gem and Mineral Show
    Earth's treasures will shine at gem and mineral show
    ROME, Ga. -- Northwest Georgia's gem and mineral show will shine this weekend as exhibits of special rocks and fossils take center stage at the Forum in Rome.The annual Valley and Ridge Gem and Mineral Show will be open to the public for three...
  • Comethit-Sandia
    Two comet impacts altared North America's history
    A thousand years ago the coasts of North America and Western Europe were devastated by the impact of an object or objects from space. Hundreds of thousands of people were killed by a combination of superheated steam and supersonic particles in...
  • Tennessee Sinkhole
    Sinkholes: another effect of the Flood?
    Sinkholes seem to be a growing trend nationwide and worldwide. The last 24 hours has seen reports of two fresh sinkholes. One, latest in a series, opened in Palmyra, Pa., late on December 18. In Jersey City, N.J., another opened that same...