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<p>[QUOTE="evelyb30, post: 367589, member: 36"]I'd be suspicious of red zircons, like the Black Prince's "ruby". They can be dark red like that. Zircons have varying levels of hardness, ranging from 6 to 7.5; I had to look that number up, but I remembered them being a little weird that way.</p><p><a href="https://www.gia.edu/zircon" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://www.gia.edu/zircon" rel="nofollow">https://www.gia.edu/zircon</a>[/QUOTE]</p><p><br /></p>
[QUOTE="evelyb30, post: 367589, member: 36"]I'd be suspicious of red zircons, like the Black Prince's "ruby". They can be dark red like that. Zircons have varying levels of hardness, ranging from 6 to 7.5; I had to look that number up, but I remembered them being a little weird that way. [URL]https://www.gia.edu/zircon[/URL][/QUOTE]
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