Materiali Semipreziosi.
| Madreperla nera NAT | Quarzo rosa NAT | Malachite verde NAT |
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| Onice rosa NAT | Onice rosa NAT | Mos Agate NAT |
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| Onice giallo NAT | Onice giallo NAT | Tiger eye gold NAT |
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| Quarzo bianco NAT | Quarzo bianco NAT | Tiger Iron NAT |
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