[meteorite-list] Pseudotachylite
bernd.pauli at paulinet.de
bernd.pauli at paulinet.de
Wed Jul 20 17:40:57 EDT 2005
Hello Harold, Greg, and List,
Harold wrote (excerpt):
"... just some clarification, the term pseudotachy-
lite is only valid for earth friction melt rocks !"
This isn't quite true anymore because:
RUBIN A.E. (2003) Post-shock annealing and post-annealing shock: implications
for the thermal and shock histories of ordinary-chondrite parent bodies (Lunar
and Planetary Science XXXIV (2003), 1263.pdf):
.. In addition to long-recognized shock effects in olivine, pyroxene and plagioclase
(including the presence of high-pressure phases), petrographic shock indicators in OC
include silicate darkening [3], chromite veinlets [3], narrow glassy pseudotachylite-
like veins [4], ...
Best regards,
good night,
Bernd
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