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<p>[QUOTE=&quot;Bronwen, post: 443715, member: 5833&quot;]Maybe I should have made it another pop quiz.&nbsp; Think I created enough anxiety for one week.</p><p><br /></p><p>Today thought to use my USB microscope to see if I could settle a disagreement between myself &amp; the cameo collecting friend who gave me this cameo.&nbsp; I have shown it here before, and explained that, while I see what it is about it that convinces her it is resin, I have always believed it to be shell.</p><p>[ATTACH=full]156007[/ATTACH] </p><p><br /></p><p>The features she feels are inconsistent with shell are: the very squared off edge, most visible around the top where the mount does not hide it; the flat appearance of the entire piece &amp; the level bezel that does not rise &amp; fall to follow the edge; the white patch on the front, which is even more visible on the back.</p><p><br /></p><p>My argument was that, even if not typical, none of these is impossible with natural shell, that the mount does not seem to have been made for the cameo, that I can feel a very slight curve to the back the eye cannot really pick up, &amp; that the material is not smooth enough for resin.</p><p><br /></p><p>Here are a couple of the microscope photos I took today (she&#039;s dirtier than I thought!):</p><p><br /></p><p>[ATTACH=full]156005[/ATTACH] </p><p><br /></p><p>[ATTACH=full]156006[/ATTACH]</p><p><br /></p><p>And, the conclusion is...?[/QUOTE]</p><p><br /></p>

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