Anne wrote: > I got a few more at the Denver Show, mostly "odd-shaped" ones, > often meaning that they are chipped or broken. I have been > looking at the broken ones and was rather surprised. I was > expecting them to be glassy all the way through like Libyan > Glass or Moldavite, but that is not the case at all. I found > that they are composed of a glassy outer shell packed with > tiny black grains of sand (I suppose) tightly packed and > glued together. It looks as if the vitrification process was > incomplete, only the outer layer turned to glass.
> Any comments? No, not (yet). Are there any pictures you could put up on your website. I would very much like to see those tiny black grains of sand that are so tightly packed and glued together as you state. They m a y (speculation only so far!) represent highly * d e- * vitrified impactite melt beads. Best regards, Bernd ______________________________________________ Meteorite-list mailing list [EMAIL PROTECTED] http://www.pairlist.net/mailman/listinfo/meteorite-list
