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Edelstein: Blautopas beh. Ihr SCHMUCKJAGD-TEAM. Mit einer Mohshärte von 8 gehört Topas zu den harten Mineralen. Als Bezugsgröße: Die Skala nach Friedrich Mohs reicht bis 10 (Diamant). Topaskristalle können bei günstigen Bedingungen sehr große Kristalle bilden.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.