Shatter cone
Shatter cones are features of rocks. They only form in the bedrock beneath meteorite impact craters or underground nuclear explosions.
They show the rock has been subjected to a shock with pressures in the range of 2–30 GPa (290,000–4,350,000 psi).[1][2][3]
References
- ↑ French B.M. (1998). Traces of catastrophe. Lunar and Planetary Institute. Retrieved 2007-05-20.
- ↑ Sagy A.; Fineberg J.; Reches Z. (2004). "Shatter cones: Branched, rapid fractures formed by shock impact". Journal of Geophysical Research. 109 (B10): B10209. Bibcode:2004JGRB..10910209S. doi:10.1029/2004JB003016.
- ↑ French, Bevan M. (2005). "Stalking the wily shatter cone: a critical guide for impact-crater hunters" (PDF). Impacts in the Field. Impact Field Studies Group. 2 (Winter): s 3–10. Archived from the original (PDF) on 2011-07-20.