{"id":15188,"date":"2026-05-15T11:03:47","date_gmt":"2026-05-15T09:03:47","guid":{"rendered":"https:\/\/juwelier-von-wetsch.de\/?p=15188"},"modified":"2026-07-09T19:06:51","modified_gmt":"2026-07-09T17:06:51","slug":"lingots-dor-fin-umicore-valcambi-de-100-g","status":"publish","type":"post","link":"https:\/\/juwelier-von-wetsch.de\/fr\/umicore-valcambi-100-g-feingoldbarren\/","title":{"rendered":"Umicore \/ Valcambi : lingots d'or fin de 100 g."},"content":{"rendered":"
\n
\"Umicore<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"Valcambi<\/figure>\n<\/figure>\n\n\n\n

Umicore \/ Valcambi : lingots d'or fin de 100 g.<\/p>\n\n\n\n

Des lingots d'or fin contrefaits.<\/p>\n\n\n\n

Comme on peut le voir sur les photos, il s'agit de lingots \u00e0 c\u0153ur de tungst\u00e8ne.<\/p>\n\n\n\n

Comme le mat\u00e9riau de surface est constitu\u00e9 d'or fin, cette contrefa\u00e7on ne peut \u00eatre d\u00e9tect\u00e9e ni par un test \u00e0 l'acide ni par une analyse de surface par spectroscopie d'\u00e9mission de rayons X (XRF).<\/p>\n\n\n\n

<\/p>","protected":false},"excerpt":{"rendered":"

Umicore \/ Valcambi : lingots d'or fin de 100 g. Faux lingots d'or fin. Comme le montrent les photos, il s'agit de lingots dot\u00e9s d'un noyau en tungst\u00e8ne. Le rev\u00eatement \u00e9tant en or fin, cette contrefa\u00e7on n'est pas d\u00e9tectable \u00e0 l'aide d'un test \u00e0 l'acide ni d'une analyse de surface par spectrom\u00e9trie d'\u00e9mission de rayons X (SPX).<\/p>","protected":false},"author":4,"featured_media":15189,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1406],"tags":[1476,1478,1477],"class_list":["post-15188","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-faelschungen","tag-feingoldbarren","tag-umicore","tag-wolframkern"],"yoast_head":"\nUmicore \/ Valcambi 100 g. 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