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Is this red corol stone?
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<p>[QUOTE="Bronwen, post: 289185, member: 5833"]<font face="Times New Roman"><font size="6">There is another way to distinguish real from fake. No 2 carved cameos are ever completely alike, not even the same subject in the same material by the same hand. If any 2 are absolutely identical, line for line, then, no matter how convincing as coral, they have to be molded.</font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6">Between the bracelet & the cameo brooch (think we all agree the cabochons in the other brooch are glass) there are 6 cameos. While the smaller flanking ones have similarities - there is a pair that are mirror images of each other; & there are the 2 with a crown of flowers that are basically the same - no 2 are identical. The 2 center cameos are quite different from each other. Makers of artificial cameos do not go to all this trouble. They may have a few designs, sometimes a right & a left facing version of a profile, but not a stockpile of all different ones.</font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6">I was not comfortable with the color as it appears in some picture, so prepared some photos of a few artificial pieces for comparison.</font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6">[ATTACH]93431[/ATTACH] [ATTACH]93432[/ATTACH] [ATTACH]93433[/ATTACH] </font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6">The material of the largest one has a weird optical property. To the eye, it is the same color as the one on its right; the camera sees it differently. The most sophisticated finding on any of them is the safety clasp on the largest one. The third photo shows the 'undercutting' on that one.</font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6">Most red coral has been dyed, & some color will wash out when soaked, even in plain water. I'm sure that milk would turn pink I have persuaded myself that the bracelet & companion brooch are genuine coral. Here come the counter arguments.</font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6">The smallest cameo in my artificial threesome is made of Celluloid or something very similar. Celluloid has been around for quite some time:</font></font></p><p><font face="Times New Roman"><font size="6"><br /></font></font></p><p><font face="Times New Roman"><font size="6"><a href="https://www.chemheritage.org/distillations/magazine/celluloid-the-eternal-substitute" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://www.chemheritage.org/distillations/magazine/celluloid-the-eternal-substitute" rel="nofollow">https://www.chemheritage.org/distillations/magazine/celluloid-the-eternal-substitute</a></font></font>[/QUOTE]</p><p><br /></p>
[QUOTE="Bronwen, post: 289185, member: 5833"][FONT=Times New Roman][SIZE=6]There is another way to distinguish real from fake. No 2 carved cameos are ever completely alike, not even the same subject in the same material by the same hand. If any 2 are absolutely identical, line for line, then, no matter how convincing as coral, they have to be molded. Between the bracelet & the cameo brooch (think we all agree the cabochons in the other brooch are glass) there are 6 cameos. While the smaller flanking ones have similarities - there is a pair that are mirror images of each other; & there are the 2 with a crown of flowers that are basically the same - no 2 are identical. The 2 center cameos are quite different from each other. Makers of artificial cameos do not go to all this trouble. They may have a few designs, sometimes a right & a left facing version of a profile, but not a stockpile of all different ones. I was not comfortable with the color as it appears in some picture, so prepared some photos of a few artificial pieces for comparison. [ATTACH]93431[/ATTACH] [ATTACH]93432[/ATTACH] [ATTACH]93433[/ATTACH] The material of the largest one has a weird optical property. To the eye, it is the same color as the one on its right; the camera sees it differently. The most sophisticated finding on any of them is the safety clasp on the largest one. The third photo shows the 'undercutting' on that one. Most red coral has been dyed, & some color will wash out when soaked, even in plain water. I'm sure that milk would turn pink I have persuaded myself that the bracelet & companion brooch are genuine coral. Here come the counter arguments. The smallest cameo in my artificial threesome is made of Celluloid or something very similar. Celluloid has been around for quite some time: [URL]https://www.chemheritage.org/distillations/magazine/celluloid-the-eternal-substitute[/URL][/SIZE][/FONT][/QUOTE]
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