{"id":2120,"date":"2014-09-07T09:07:38","date_gmt":"2014-09-07T08:07:38","guid":{"rendered":"http:\/\/www.proantic.com\/magazine\/?p=2120"},"modified":"2017-12-18T08:59:50","modified_gmt":"2017-12-18T07:59:50","slug":"lopaline-cristal-dopale","status":"publish","type":"post","link":"https:\/\/www.proantic.com\/magazine\/lopaline-cristal-dopale\/","title":{"rendered":"l&rsquo;opaline: cristal d&rsquo;opale"},"content":{"rendered":"<p style=\"text-align: justify\"><strong>Se dit d&rsquo;un verre ou d&rsquo;un cristal teint\u00e9 rendu soit opaque d&rsquo;une apparence laiteuse par l&rsquo;adjonction d&rsquo;oxyde d&rsquo;\u00e9tain, soit l\u00e9g\u00e8rement opalescent par la pr\u00e9sence de cendres d&rsquo;os ou de corne.\u00a0\u00a0Le mot \u00ab\u00a0opaline\u00a0\u00bb est n\u00e9 seulement au d\u00e9but de notre si\u00e8cle. A l&rsquo;origine, on disait \u00ab\u00a0cristal d&rsquo;opale\u00a0\u00bb.<\/strong> \u00a0Le m\u00eame nom est donn\u00e9 \u00e0 l&rsquo;objet et \u00e0 la mati\u00e8re qui le compose; un cristal artificiel, opaque, color\u00e9, d&rsquo;abord nomm\u00e9 \u00a0\u00bb cristal d&rsquo;opale\u00a0\u00bb \u00e0 cause de son apparence proche de la pierre pr\u00e9cieuse ( l&rsquo;opale).\u00a0c&rsquo;est \u00e0 Venise , qu&rsquo;apparaissent, au XVI \u00e8me si\u00e8cle , les premi\u00e8res opalines de couleur, obtenues par l&rsquo;adjonction d&rsquo;oxyde d&rsquo;\u00e9tain et d&rsquo;os calcin\u00e9s.<\/p>\n<figure id=\"attachment_2140\" aria-describedby=\"caption-attachment-2140\" style=\"width: 709px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2140\" data-permalink=\"https:\/\/www.proantic.com\/magazine\/lopaline-cristal-dopale\/attachment\/2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?fit=709%2C523&amp;ssl=1\" data-orig-size=\"709,523\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;Celine&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1410081995&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"cache-pots en opaline. \" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Paire de cache-pots en opaline. Epoque Napol\u00e9on III&lt;br \/&gt;\nGalerie Desarnaud (c) Proantic&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?fit=300%2C221&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?fit=665%2C491&amp;ssl=1\" class=\"size-full wp-image-2140\" src=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?resize=665%2C491\" alt=\" cache-pots en opaline. Epoque Napol\u00e9on III\" width=\"665\" height=\"491\" srcset=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?w=709&amp;ssl=1 709w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?resize=300%2C221&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/2.jpg?resize=620%2C457&amp;ssl=1 620w\" sizes=\"auto, (max-width: 665px) 100vw, 665px\" \/><\/a><figcaption id=\"caption-attachment-2140\" class=\"wp-caption-text\"><strong>Paire de cache-pots en opaline. Epoque Napol\u00e9on III<\/strong><br \/>Galerie Desarnaud (c) Proantic<\/figcaption><\/figure>\n<p style=\"text-align: justify\">Au XVIII \u00e8me\u00a0si\u00e8cle, en France\u00a0des opalines sont produites \u00e0 partir de 1782, mais la palette des couleurs est limit\u00e9e, Parmi les verres opalins, le blanc \u00a0de lait \u00e9tait \u00a0la couleur la plus courante et la plus rechercher car elle\u00a0\u00a0imite la porcelaine de Chine. Les objets r\u00e9alis\u00e9s \u2013 coupes, baguiers, vases, garnitures de chemin\u00e9e \u2013 adoptent d\u2019abord les formes simples du retour \u00e0 l\u2019antique. Ces objets luxueux re\u00e7oivent souvent une monture de bronze dor\u00e9 souvent admirablement travaill\u00e9. La sobri\u00e9t\u00e9 du d\u00e9cor\u00a0 met en valeur la beaut\u00e9 de la coloration..<\/p>\n<figure id=\"attachment_2141\" aria-describedby=\"caption-attachment-2141\" style=\"width: 672px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2141\" data-permalink=\"https:\/\/www.proantic.com\/magazine\/lopaline-cristal-dopale\/jhjki\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?fit=672%2C595&amp;ssl=1\" data-orig-size=\"672,595\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;Celine&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1410082319&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Service De Nuit en Opaline,\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Service De Nuit en Opaline, Charles X&lt;br \/&gt;\nGalerie Jullion (c) Proantic&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?fit=300%2C265&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?fit=665%2C589&amp;ssl=1\" class=\"size-full wp-image-2141\" src=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?resize=665%2C589\" alt=\"Service De Nuit en Opaline, Charles X\" width=\"665\" height=\"589\" srcset=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?w=672&amp;ssl=1 672w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?resize=300%2C265&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jhjki.jpg?resize=620%2C548&amp;ssl=1 620w\" sizes=\"auto, (max-width: 665px) 100vw, 665px\" \/><\/a><figcaption id=\"caption-attachment-2141\" class=\"wp-caption-text\"><strong>Service De Nuit en Opaline, Charles X<\/strong><br \/>Galerie Jullion (c) Proantic<\/figcaption><\/figure>\n<p style=\"text-align: justify\">Au XIX\u00e8me si\u00e8cle, d\u00e8s le r\u00e8gne de Charles X, les formes s\u2019\u00e9paississent, pour s\u2019\u00e9tirer et se galber de plus belle sous le second Empire. Aux couleurs douces succ\u00e8dent des tons plus violents, inspir\u00e9s par les verres de Boh\u00eame. la couleur la plus\u00a0appr\u00e9ci\u00e9 est le gorge de -pigeon, dont le rose violac\u00e9 particulier est obtenu avec des sels d&rsquo;or.<\/p>\n<p style=\"text-align: justify\">Une autre couleur tr\u00e8s r\u00e9pandue dans l&rsquo;antiquit\u00e9 appara\u00eet \u00e0 cette p\u00e9riode, typique de cette sorte d&rsquo;opaline, le\u00a0turquoise d\u00fb \u00e0 l&rsquo;apport d&rsquo;oxyde de cuivre. Les formes inspir\u00e9es de l&rsquo;antiquit\u00e9 s&rsquo;adaptent \u00e0 ces\u00a0couleurs d\u00e9licates, les aigui\u00e8res, les vases \u00e9trusques, les amphores, les urnes. Le d\u00e9cor est sobre, les pi\u00e8ces sont\u00a0 fabriqu\u00e9es, une \u00e0 une, \u00e0 la main. Bient\u00f4t le jaune appara\u00eet, mais peu de mod\u00e8les seront r\u00e9alis\u00e9s \u00e0 cause de certaines difficult\u00e9s techniques pour obtenir la couleur.<\/p>\n<figure id=\"attachment_2139\" aria-describedby=\"caption-attachment-2139\" style=\"width: 673px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2139\" data-permalink=\"https:\/\/www.proantic.com\/magazine\/lopaline-cristal-dopale\/attachment\/1\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?fit=673%2C516&amp;ssl=1\" data-orig-size=\"673,516\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;Celine&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1410081629&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\" Vases Opaline Cam\u00e9e\u00a0\u00bb\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Paire De Vases Opaline Cam\u00e9e\u00a0\u00bb.&lt;br \/&gt;\nGalerie A la Cour des Adieux (c) Proantic&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?fit=300%2C230&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?fit=665%2C510&amp;ssl=1\" class=\"size-full wp-image-2139\" src=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?resize=665%2C510\" alt=\" Vases Opaline Cam\u00e9e&quot;\" width=\"665\" height=\"510\" srcset=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?w=673&amp;ssl=1 673w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?resize=300%2C230&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/1.jpg?resize=620%2C475&amp;ssl=1 620w\" sizes=\"auto, (max-width: 665px) 100vw, 665px\" \/><\/a><figcaption id=\"caption-attachment-2139\" class=\"wp-caption-text\"><strong>Paire De Vases Opaline Cam\u00e9e\u00a0\u00bb.<\/strong><br \/>Galerie A la Cour des Adieux (c) Proantic<\/figcaption><\/figure>\n<p style=\"text-align: justify\">Au d\u00e9but du XIX e si\u00e8cle, Le Creusot, Baccarat et Saint-Louis sont les principaux centres de production. Par la suite, de nombreuses cristalleries sont cr\u00e9\u00e9es autour de Paris\u00a0: Bercy, Choisy-le-Roi, Belleville, Clichy\u2026Les cristalleries \u00a0du Creusot- ancienne cristallerie de la reine ( derni\u00e8re des cr\u00e9ations de l&rsquo;ancien r\u00e9gime \u00e0 avoir fait partie des manufactures royales, dont le nom a \u00e9t\u00e9 chang\u00e9 sous la r\u00e9volution) font leur sp\u00e9cialit\u00e9 de ces tonalit\u00e9s d\u00e9licates.<\/p>\n<p style=\"text-align: justify\">Vers 1820, Les opalines, toujours faites \u00e0 la main, \u00e9voluent alors en formes et en couleurs. Les progr\u00e8s techniques de l\u2019industrie du verre marquent l\u2019histoire de l\u2019opaline. C\u2019est \u00e0 cette p\u00e9riode que les vases dits cornets, les flacons ronds \u00e0 bouchons boules, les bonbonni\u00e8res, les caves \u00e0 odeur et autres objets de fantaisie font leur apparition. on voit appara\u00eetre\u00a0des opalines peintes.<\/p>\n<figure id=\"attachment_2142\" aria-describedby=\"caption-attachment-2142\" style=\"width: 577px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2142\" data-permalink=\"https:\/\/www.proantic.com\/magazine\/lopaline-cristal-dopale\/djk\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg?fit=577%2C515&amp;ssl=1\" data-orig-size=\"577,515\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;Celine&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1410082568&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\"Bonbonni\u00e8re Opaline Peinte 19\u00e8me\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Bonbonni\u00e8re Opaline Peinte 19\u00e8me Cloisonn\u00e9 Polychrome Et Bronze&lt;br \/&gt;\nGalerie Le Grenier d&amp;rsquo;Hannabel (c) Proantic&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg?fit=300%2C267&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg?fit=577%2C515&amp;ssl=1\" class=\"size-full wp-image-2142\" src=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg?resize=577%2C515\" alt=\"Bonbonni\u00e8re Opaline Peinte 19\u00e8me\" width=\"577\" height=\"515\" srcset=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg?w=577&amp;ssl=1 577w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/djk.jpg?resize=300%2C267&amp;ssl=1 300w\" sizes=\"auto, (max-width: 577px) 100vw, 577px\" \/><\/a><figcaption id=\"caption-attachment-2142\" class=\"wp-caption-text\"><strong>Bonbonni\u00e8re Opaline Peinte 19\u00e8me Cloisonn\u00e9 Polychrome Et Bronze<\/strong><br \/>Galerie Le Grenier d&rsquo;Hannabel (c) Proantic<\/figcaption><\/figure>\n<p style=\"text-align: justify\">C&rsquo;est \u00e0 Jean-Baptiste Desvignes que l&rsquo;on doit ce proc\u00e9d\u00e9 qui consiste \u00e0 d\u00e9corer le cristal d&rsquo;opale \u00e0 basse temp\u00e9rature, puisque que contenant du plomb il est fusible et ne supporte pas les degr\u00e9s \u00e9lev\u00e9s n\u00e9cessaires pour fixer les peintures ou les \u00e9maux.\u00a0Il se sert de feuilles d&rsquo;or ou d&rsquo;argent qu&rsquo;il colle sur le cristal \u00e0 l&rsquo;aide d&rsquo;un vernis. La temp\u00e9rature de 50\u00b0 suffit pour en assurer l&rsquo;adh\u00e9rence. D\u00e8s 1820 \u00e9galement est mis au point un nouveau proc\u00e9d\u00e9 qui permet de modifier l&rsquo;apparence des opalines en les taillant.<\/p>\n<p>Appara\u00eet \u00e9galement l&rsquo;opaline bulle-de-savon plus mince, plus translucide qui est r\u00e9alis\u00e9e par l&rsquo;\u00e9tirement du cristal d&rsquo;opale.<\/p>\n<figure id=\"attachment_2143\" aria-describedby=\"caption-attachment-2143\" style=\"width: 401px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2143\" data-permalink=\"https:\/\/www.proantic.com\/magazine\/lopaline-cristal-dopale\/jkio\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg?fit=401%2C542&amp;ssl=1\" data-orig-size=\"401,542\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;Celine&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;1410082756&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;}\" data-image-title=\" Verre d&amp;rsquo;eau en opaline blanche\" data-image-description=\"\" data-image-caption=\"&lt;p&gt; Verre d&amp;rsquo;eau en opaline blanche , riche d\u00e9cor polychrome de fleurs, monogrammes et rehauts d&amp;rsquo;or., vers 1840.&lt;br \/&gt;\nGalerie Questel Antiquit\u00e9s (c) Proantic&lt;\/p&gt;\n\" data-medium-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg?fit=221%2C300&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg?fit=401%2C542&amp;ssl=1\" class=\"size-full wp-image-2143\" src=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg?resize=401%2C542\" alt=\" Verre d'eau en opaline blanche , riche d\u00e9cor polychrome de fleurs\" width=\"401\" height=\"542\" srcset=\"https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg?w=401&amp;ssl=1 401w, https:\/\/i0.wp.com\/www.proantic.com\/magazine\/wp-content\/uploads\/2014\/09\/jkio.jpg?resize=221%2C300&amp;ssl=1 221w\" sizes=\"auto, (max-width: 401px) 100vw, 401px\" \/><\/a><figcaption id=\"caption-attachment-2143\" class=\"wp-caption-text\"><strong>Verre d&rsquo;eau en opaline blanche , riche d\u00e9cor polychrome de fleurs, monogrammes et rehauts d&rsquo;or., vers 1840.<\/strong><br \/>Galerie Questel Antiquit\u00e9s (c) Proantic<\/figcaption><\/figure>\n<p style=\"text-align: justify\">Avec l&rsquo;industrialisation, c&rsquo;est une production diff\u00e9rente qui s&rsquo;installe. Il s&rsquo;agit non plus de cristal mais de verre blanc ,opaque, mat, nomm\u00e9 dans un premier temps \u00ab\u00a0p\u00e2te de riz\u00a0\u00bb. Les verriers de Boh\u00eame inondent bient\u00f4t le march\u00e9 de pi\u00e8ces de qualit\u00e9 inf\u00e9rieure. En 1845, les termes \u00ab\u00a0opaline de bazar\u00a0\u00bb et \u00ab\u00a0opaline de foire\u00a0\u00bb sont attribu\u00e9s \u00e0 nombre de ces objets. Le bronze cisel\u00e9 dor\u00e9 des montures et le vermeil sont remplac\u00e9s par des bibelots comme des flacons ou des bonbonni\u00e8res.\u00a0D\u00e8s lors tout verre ou cristal opacifi\u00e9 portera le nom d&rsquo;opaline.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Se dit d&rsquo;un verre ou d&rsquo;un cristal teint\u00e9 rendu soit opaque d&rsquo;une apparence laiteuse par l&rsquo;adjonction d&rsquo;oxyde d&rsquo;\u00e9tain, soit l\u00e9g\u00e8rement opalescent par la pr\u00e9sence de cendres d&rsquo;os ou de corne.  Le mot \u00ab\u00a0opaline\u00a0\u00bb est n\u00e9 seulement au d\u00e9but de notre si\u00e8cle. A l&rsquo;origine, on disait \u00ab\u00a0cristal d&rsquo;opale\u00a0\u00bb.<\/p>\n","protected":false},"author":6,"featured_media":2144,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[180],"tags":[188,365,42],"class_list":["post-2120","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arts-decoratifs-proantic","tag-cristal","tag-opaline","tag-verre"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>l&#039;opaline: cristal d&#039;opale Le Magazine de Proantic<\/title>\n<meta name=\"description\" content=\"Se dit d&#039;un verre ou d&#039;un cristal teint\u00e9 rendu soit opaque d&#039;une apparence laiteuse par l&#039;adjonction d&#039;oxyde d&#039;\u00e9tain, soit l\u00e9g\u00e8rement opalescent par la pr\u00e9sence de cendres d&#039;os ou de corne. 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