Posted on 05/20/2004 11:40:14 AM PDT by blam
Edited on 07/12/2004 4:15:25 PM PDT by Jim Robinson. [history]
Rehovot, , May. 18 (UPI) -- An Israeli research team has discovered evidence that suggests some cave-dwellers were mining flint 300,000 years ago.
Flint blades from Tabun Cave, near present-day Haifa, in northern Israel, had an isotope called beryllium-10 in levels indicating they were made from mined flint. However, tools found in Qesem Cave, barely 60 miles to the south, bore the hallmarks of surface rock, indicating these individuals were still using whatever stones were lying around.
(Excerpt) Read more at washtimes.com ...
Be-10 a means for dating? I'm impressed as it can't be that much a constituent of flint.
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