> Hello List, > I guess you all have seen those pictures coming from Mars at the > the Meridiani Planum/Opportunity site. > > Embedded in, and eroding out of the bedrock in the sidewall of the > 20 m crater where Opportunity is located, are those <5mm perfect > spherical stones.
> Regards, > Bj�rn S�rheim > Curious stuff, and this was my initial reaction, too. But, on closer examination, I remain unconvinced these spherules are actually weathering out of the exposed bedrock. It looks to me as though they're everywhere, including on and in the "soil" above the outcrop. Assuming these things gradually migrate downslope, I don't suppose it is impossible for some of them to lodge in the cracks and bedding planes of the exposed rock. Stay tuned ... Mark ______________________________________________ Meteorite-list mailing list [EMAIL PROTECTED] http://www.pairlist.net/mailman/listinfo/meteorite-list
