Abstract:Aboriginal rock engravings of the Sydney-Hawkesbury region on Australia's east coast were commented on by the first British colonists, but their reports and journals contain no descriptions of how they were produced. Use-wear analysis of a basalt stone tool found on an engraving site in the Mangrove Mountain area of the NSW Central Coast supports the finder's supposition that it was a rock engraving tool. The analysis indicates the tool was used for both pecking and abrading coarse-grained rock -actions used i… Show more
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