[meteorite-list] impactite vs. impact glass
From: Dennis Harries <dennis_harries_at_meteoritecentral.com>
Date: Thu Apr 22 10:23:49 2004 Message-ID: <BAY1-F117oEJnFpOwNu000436d6_at_hotmail.com> <html><div style='background-color:'><DIV> <P>Hi Dave,</P> <P>I think these are the most official definitions on impact rocks (by IUGS):</P> <P><A href="http://www.bgs.ac.uk/SCMR/docs/paper_12/scmr_paper_12_5.pdf">http://www.bgs.ac.uk/SCMR/docs/paper_12/scmr_paper_12_5.pdf</A></P> <P>Impactite is the general term for rocks affected by impact metamorphism, including breccias, melt rocks, impact glasses, tektites ......</P> <P>Best wishes</P> <P>Dennis Harries</P> <P><BR> <DIV></DIV>>Dear List; </P></DIV> <DIV></DIV>>Is there a defined difference between impact glass and <DIV></DIV>>impactite? I see one picture of an impact glass that <DIV></DIV>>was hard to discern from impactite. <DIV></DIV>>So, lost as usual, is there a definition, or is it <DIV></DIV>>just a difference in the melt degree? <DIV></DIV>>Thank you, <DIV></DIV>>Dave Freeman <DIV></DIV>> <DIV></DIV>> <DIV></DIV>> <DIV></DIV>> <DIV></DIV>>__________________________________________________ <DIV></DIV>>Do you Yahoo!? <DIV></DIV>>Yahoo! Platinum - Watch CBS' NCAA March Madness, live on your desktop! <DIV></DIV>>http://platinum.yahoo.com <DIV></DIV>> <DIV></DIV>>______________________________________________ <DIV></DIV>>Meteorite-list mailing list <DIV></DIV>>Meteorite-list_at_meteoritecentral.com <DIV></DIV>>http://www.pairlist.net/mailman/listinfo/meteorite-list <DIV></DIV></div><br clear=all><hr>STOP MORE SPAM with <a href="http://g.msn.com/8HMVEN/2728">the new MSN 8</a> and get 2 months FREE*</html> Received on Thu 20 Mar 2003 03:42:37 AM PST |
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