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<p>[QUOTE=&quot;Jivvy, post: 818515, member: 8184&quot;]I&#039;m still not seeing jet.&nbsp; And I think that pattern with those metal links is cuh-cuh-crazy for jet. I mean if it was expected to be worn and not put in a display case.</p><p><br /></p><p>And I would argue that the circled bit is more &quot;ice cream scoop&quot; than conchoidal fracture pattern.</p><p><br /></p><p>From piece of obsidian demonstrating conchoidal fracture from <a href="https://fr.wikipedia.org/wiki/Utilisateur:Ji-Elle" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://fr.wikipedia.org/wiki/Utilisateur:Ji-Elle" rel="nofollow">wikiepedia user Ji Elle</a></p><p><br /></p><p>[ATTACH=full]192644[/ATTACH][/QUOTE]</p><p><br /></p>

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