Re: Earthquake physics

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Article #8843

#8843

From: Mr. Gene Ichinose
Date: Sun, 30 Jan 1994 10:21

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John E. Lundgren (jlundgr@eis.calstate.edu) wrote:
: Has anyone related the magnitude of earthquakes to something like the 
: megaton yield of an atomic or hydrogen bomb?  If so, where can more info 
: about it be had.  Remember,  The San Andreas and all its littler siblings 
: are the REAL Movers and Shakers in So. Calif. so stal cool.  It'll all pass.


A 1-megaton nuclear explosion is approx 2*10^22 ergs
while the 1989 Loma Prieta quake Mw 7.0 (moment magnitude)
released 1*10^25 ergs.
There`s a graph of this in a book called Earthquakes and
Geological Discovery by Bruce A. Bolt 1993.

Gene Ichinose
ichinose@geology

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From: ichinose@geology.sdsu.edu (Mr. Gene Ichinose)
Newsgroups: sci.physics,ca.earthquakes
Subject: Re: Earthquake physics
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Date: 30 Jan 1994 10:21:02 GMT
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