Hector Mine Earthquake Pics

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       Tank tracks crossing multiple strands of the fault in one of the complex zones of faulting.
       The helicopter that flew us to our site.
       Aerial view of the fault, which cuts across the photo from bottom to top.
       The fresh fault scarp cutting across a hill. What appears as a roadcut did not exist at all before the earthquake.
       The fault cuts up a hill. Notice the right-lateral offset of the ridge in the foreground.
       Close-up of the ridge in the previous shot.
       A fellow geologist and I, standing on two piercing points of the fault (in this case, an offset terrace riser). Before the earthquake, we would have been standing shoulder-to-shoulder.
       Another two piercing points (this time, a small stream channel). Again, before the earthquake, we would have been standing shoulder-to-shoulder.
       Yet another two piercing points (this time, the main stream channel). Once again, before the earthquake, we would have been standing shoulder-to-shoulder.
       A small vertical scarp formed in the earthquake by the fault.
       A geologist at work: surveying some fault cracks and offsets.
       Using a total station to survey offsets.
       As above, this time it was my turn. Note the fault scarp in the background.
       The fault cutting across Lavic Lake playa (dry lake bed), creating a "mole track."
       A fellow geologist stands in the fault crack.
       That's me in the fault. And I wasn't even as far down as I could go.
       Another view of the same. Note that the far side of the fault was raised slightly; this was in addition to more than 4 m of right-lateral offset at this site.
       Me in the fault again.
       Unexploded ordinance sits next to the fault. Remember, the rupture occurred right in the middle of the bombing range on Twentynine Palms Marine Training Center.
       One last posed shot before sunset, of geologists at work.



All photos Copyright © 1999 by Aron Meltzner.
This page created 31 December 1999.
Last modified 31 December 1999.