{"id":8047,"date":"2023-06-08T14:31:43","date_gmt":"2023-06-08T12:31:43","guid":{"rendered":"http:\/\/dalloz-stones.com\/?p=8047"},"modified":"2025-04-17T11:07:55","modified_gmt":"2025-04-17T09:07:55","slug":"zoom-sur-la-topaze-blanche","status":"publish","type":"post","link":"https:\/\/dalloz-stones.com\/fr\/zoom-sur-la-topaze-blanche\/","title":{"rendered":"Zoom sur&#8230; la topaze blanche"},"content":{"rendered":"<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p><strong>La topaze blanche est une gemme connue et utilis\u00e9e depuis des si\u00e8cles. Elle est aujourd\u2019hui class\u00e9e parmi les pierres fines au m\u00eame titre que le spinelle ou le p\u00e9ridot. C\u2019est pourquoi la topaze est l\u2019une des pierres les plus utilis\u00e9es dans les cr\u00e9ations joailli\u00e8res.<\/strong><\/p><div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns has-2-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\"><div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p>Elle peut se pr\u00e9senter sous une grande vari\u00e9t\u00e9 de couleurs&nbsp;: jaune, rose, bleu, brun, pourpre ; mais la plus r\u00e9pandue est la topaze incolore, synonyme de topaze blanche. Elle peut se tailler sous diff\u00e9rents formats allant du millim\u00e8tre jusqu\u2019\u00e0 plusieurs centim\u00e8tres de diam\u00e8tre.<\/p>\n\n<p>L\u2019origine du mot topaze provient du grec ancien&nbsp;<em>topazos<\/em>, d\u00e9crivant ces m\u00eames gemmes provenant de l\u2019\u00eele de Topazos aujourd\u2019hui nomm\u00e9e Zabargad, une \u00eele de la mer rouge.<\/p><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"720\" height=\"720\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/DIL-OK-Natural-White-Topaz.jpg\" alt=\"\" class=\"wp-image-8052\" style=\"width:200px;height:200px\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/DIL-OK-Natural-White-Topaz.jpg 720w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/DIL-OK-Natural-White-Topaz-300x300.jpg 300w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/DIL-OK-Natural-White-Topaz-150x150.jpg 150w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><\/figure><\/div><\/div><h2 class=\"wp-block-heading\">Caract\u00e9ristiques de la topaze blanche<\/h2><div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns has-2-columns-is-layout-flex\"><div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><figure class=\"wp-block-image alignright size-full is-resized\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TOPAZE-IMPERIALE.png\" alt=\"\" class=\"wp-image-8055\" style=\"width:280px;height:280px\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TOPAZE-IMPERIALE.png 300w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TOPAZE-IMPERIALE-150x150.png 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\"><p>La topaze blanche est une vari\u00e9t\u00e9 de la famille des topazes. Sa composition plut\u00f4t complexe (Al<sub>2<\/sub>(SiO<sub>4<\/sub>)(F,OH)<sub>2<\/sub>, montre que cette pierre est plus simplement un silicate d\u2019aluminium fluor\u00e9.<\/p>\n\n<p><strong>Une des couleurs les plus appr\u00e9ci\u00e9es est appel\u00e9e \u00ab&nbsp;topaze imp\u00e9riale&nbsp;\u00bb<\/strong>, lorsque qu\u2019elle pr\u00e9sente une couleur orang\u00e9e-rose. <\/p>\n\n<p>Les diff\u00e9rentes couleurs cit\u00e9es pr\u00e9c\u00e9demment sont dues \u00e0 des \u00e9l\u00e9ments chimiques pr\u00e9sents en traces dans la cristallisation de la pierre. Par exemple, la topaze imp\u00e9riale est en partie color\u00e9e par des atomes de chrome pr\u00e9sents dans sa cristallisation.<\/p>\n\n<p class=\"has-text-color\" style=\"color:#4e5f4c\"><strong>La topaze \u00e9tant une gemme form\u00e9e naturellement par notre plan\u00e8te, il est possible d\u2019y observer des inclusions. La plupart de ces inclusions peuvent se voir gr\u00e2ce \u00e0 une loupe de grossissement 10x.<\/strong><\/p><\/div><\/div><div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h2 class=\"wp-block-heading\">Propri\u00e9t\u00e9s physiques de la topaze blanche<\/h2><div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns has-2-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><h3 class=\"wp-block-heading has-text-align-left has-text-color\" style=\"color:#e5cdb6;font-size:25px\">Sa duret\u00e9 <\/h3>\n\n<p>La topaze poss\u00e8de des <strong>propri\u00e9t\u00e9s physiques et chimiques singuli\u00e8res.<\/strong><\/p>\n\n<p>Sa duret\u00e9 est class\u00e9e par d\u00e9finition \u00e0 8 sur l\u2019\u00e9chelle de Mohs. <\/p>\n\n<p>Elle est alors plut\u00f4t <strong>r\u00e9sistante \u00e0 la rayure<\/strong>&nbsp;: elle peut rayer un quartz mais sera ray\u00e9e par le diamant ou les rubis et saphir (corindons).<\/p>\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading has-text-align-left has-text-color\" style=\"color:#e5cdb6;font-size:25px\">Sa densit\u00e9<\/h3>\n\n<p>Sa densit\u00e9, quant \u00e0 elle, est g\u00e9n\u00e9ralement \u00e9gale \u00e0 3.54, ce qui en fait un mat\u00e9riau plut\u00f4t dense. On peut remarquer que <strong>sa densit\u00e9 est tr\u00e8s proche de celle des diamants.<\/strong><\/p>\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h3 class=\"wp-block-heading has-text-align-left has-text-color\" style=\"color:#e5cdb6;font-size:25px\">Sa r\u00e9sistance <\/h3>\n\n<p><strong>La r\u00e9sistance chimique de la topaze est bonne<\/strong>, ainsi que sa r\u00e9sistance aux hautes temp\u00e9ratures. Il faut cependant faire attention aux modifications de couleur pour les topazes color\u00e9es d\u00e8s 200\u00b0C.<\/p>\n\n<p>Par ailleurs, la topaze blanche poss\u00e8de une r\u00e9sistance m\u00e9canique moyenne, d\u00fb \u00e0 sa cristallisation particuli\u00e8re. <\/p><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\"><figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"931\" height=\"1024\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ-931x1024.png\" alt=\"\" class=\"wp-image-8056\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ-931x1024.png 931w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ-273x300.png 273w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ-768x845.png 768w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ-1396x1536.png 1396w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ-1862x2048.png 1862w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/TECHNIQUE-WHITE-TOPAZ.png 2000w\" sizes=\"(max-width: 931px) 100vw, 931px\" \/><\/figure><\/div><\/div><div class=\"wp-block-group has-background is-vertical is-content-justification-center is-layout-flex wp-container-core-group-is-layout-4b2eccd6 wp-block-group-is-layout-flex\" style=\"background-color:#4e5f4c\"><p class=\"has-white-color has-text-color\">Il existe <strong>une orientation de fragilit\u00e9 dans un cristal de topaze.<\/strong> Cette orientation est appel\u00e9e clivage. Lorsqu\u2019une force m\u00e9canique trop importante est appliqu\u00e9e dans la m\u00eame orientation que le sens de clivage du cristal, la topaze peut se fendre en deux parties distinctes.<\/p>\n\n<p class=\"has-white-color has-text-color\">Une grande majorit\u00e9 des topazes sont taill\u00e9es de sorte que ce clivage ne soit pas g\u00eanant lors de manipulations, telles que les manipulations bijouti\u00e8res.<\/p><\/div><div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><h2 class=\"wp-block-heading\">Gisements de topaze blanche<\/h2><div class=\"wp-block-columns has-2-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns has-2-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\"><figure class=\"wp-block-image alignright size-full is-resized\"><img decoding=\"async\" width=\"1200\" height=\"705\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/Carte-monde-topaze-blanche.png\" alt=\"\" class=\"wp-image-8063\" style=\"width:600px;height:353px\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/Carte-monde-topaze-blanche.png 1200w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/Carte-monde-topaze-blanche-300x176.png 300w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/Carte-monde-topaze-blanche-1024x602.png 1024w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/Carte-monde-topaze-blanche-768x451.png 768w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p>La topaze est <strong>une pierre fine plut\u00f4t bien r\u00e9partie sur les continents du globe.<\/strong> <\/p>\n\n<p>Certains gisements pr\u00e9sentent plus de topazes color\u00e9es que d\u2019autres.<\/p>\n\n<p>Les 3 pays principaux pays producteurs sont<strong> le Br\u00e9sil, le Pakistan ainsi que la Russie.<\/strong><\/p>\n\n<p>De nombreux autres pays poss\u00e8dent des gisements de topazes plus ou moins exploit\u00e9s. <\/p>\n\n<p>Parmi eux, nous pouvons citer&nbsp;: les \u00c9tats-Unis, le Myanmar, le Vietnam, l\u2019Afghanistan, le Zimbabwe, la Namibie, la Zambie, l\u2019Allemagne ou encore la France.<\/p><\/div><\/div><div style=\"height:15px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><div class=\"wp-block-group has-background is-vertical is-content-justification-center is-layout-flex wp-container-core-group-is-layout-4b2eccd6 wp-block-group-is-layout-flex\" style=\"background-color:#29402c\"><h3 class=\"wp-block-heading has-text-align-center has-white-color has-text-color has-background\" style=\"background-color:#29402c;font-size:24px\">Anecdotes sur la topaze<\/h3>\n\n<hr class=\"wp-block-separator has-text-color has-alpha-channel-opacity has-background\" style=\"background-color:#e5cdb6;color:#e5cdb6\"\/><\/div><div class=\"wp-block-columns has-4-columns has-background is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns has-4-columns-is-layout-flex\" style=\"background:linear-gradient(135deg,rgb(41,64,44) 3%,rgb(41,64,44) 100%)\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><p class=\"has-white-color has-text-color\">La topaze est une gemme qui a souvent \u00e9t\u00e9<strong> trait\u00e9e notamment pour am\u00e9liorer sa couleur.<\/strong> <\/p>\n\n<p class=\"has-white-color has-text-color\">Le principal traitement concerne les topazes bleues. Ces topazes ont sub<strong>i un traitement appel\u00e9 \u00ab&nbsp;irradiation&nbsp;\u00bb<\/strong>, leur donnant une couleur bleue plus ou moins fonc\u00e9e.<\/p>\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><figure class=\"wp-block-image alignleft size-full\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/BLUE-TOPAZ.png\" alt=\"\" class=\"wp-image-8061\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/BLUE-TOPAZ.png 300w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/BLUE-TOPAZ-150x150.png 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><p class=\"has-white-color has-text-color\">La topaze existe aussi sous forme de tr\u00e8s gros cristaux. <strong>Une pierre brute de 37 kg<\/strong> a d\u00e9j\u00e0 \u00e9t\u00e9 taill\u00e9e en une gemme facett\u00e9e de 31 000 carats (soit 6.2 kg). <\/p>\n\n<p class=\"has-white-color has-text-color\"><strong>D\u00e9nomm\u00e9e \u00ab&nbsp;El Dorado&nbsp;\u00bb<\/strong>, cette topaze peut \u00eatre observ\u00e9e \u00e0 Madrid en Espagne, \u00e0 la collection royale de Programa.<\/p>\n\n<div style=\"height:46px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><figure class=\"wp-block-image alignleft size-full\"><img decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/EL-DORADO.png\" alt=\"\" class=\"wp-image-8059\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/EL-DORADO.png 300w, https:\/\/dalloz-stones.com\/app\/uploads\/2023\/06\/EL-DORADO-150x150.png 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure><\/div><\/div><div class=\"wp-block-group has-grey-background-color has-background is-layout-constrained wp-block-group-is-layout-constrained\"><div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading has-text-align-center has-kaki-color has-text-color has-link-color wp-elements-0bc0eea1f49e33d5e6238ecce9d69fc7\">Aper\u00e7u dans la boutique<\/h2>\n\n<div style=\"height:43px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns has-3-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns has-3-columns-is-layout-flex\"><div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:5%\"><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:90%\"><div data-attributes=\"[{&quot;id&quot;:471,&quot;attr_slug&quot;:&quot;pa_material&quot;}]\" data-block-name=\"woocommerce\/products-by-attribute\" data-columns=\"4\" class=\"wc-block-grid wp-block-products-by-attribute wp-block-woocommerce-products-by-attribute wc-block-products-by-attribute has-4-columns has-multiple-rows\"><ul class=\"wc-block-grid__products\"><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/dalloz-stones.com\/fr\/produit\/topaze-naturelle-blanche-rond\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-600x600.jpg\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Topaze naturelle Blanche Rond\" srcset=\"https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-600x600.jpg 600w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-300x300.jpg 300w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-1024x1024.jpg 1024w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-150x150.jpg 150w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-768x768.jpg 768w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-1536x1536.jpg 1536w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-32x32.jpg 32w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1-100x100.jpg 100w, https:\/\/dalloz-stones.com\/app\/uploads\/2025\/02\/2WTONR50250-Q1I_1.jpg 2000w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">Topaze naturelle Blanche Rond<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><span class=\"woocommerce-Price-amount amount\" aria-hidden=\"true\">1,63&nbsp;<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/span> <span aria-hidden=\"true\">\u00a0\u2013\u00a0<\/span> <span class=\"woocommerce-Price-amount amount\" aria-hidden=\"true\">81,47&nbsp;<span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span><\/span><span class=\"screen-reader-text\">Plage de prix\u00a0: 1,63&nbsp;&euro; \u00e0 81,47&nbsp;&euro;<\/span> <small class=\"woocommerce-price-suffix\">HT<\/small><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/dalloz-stones.com\/fr\/produit\/topaze-naturelle-blanche-rond\/\" aria-label=\"S\u00e9lectionner les options pour &ldquo;Topaze naturelle Blanche Rond&rdquo;\" data-quantity=\"1\" data-product_id=\"12377\" data-product_sku=\"2WTONR5\" data-price=\"1.63\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">Choix des options<\/a><\/div>\n\t\t\t<\/li><\/ul><\/div><\/div>\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:5%\"><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>La topaze blanche est une gemme connue et utilis\u00e9e depuis des si\u00e8cles. Elle est aujourd\u2019hui class\u00e9e parmi les pierres fines au m\u00eame titre que le spinelle ou le p\u00e9ridot. C\u2019est pourquoi la topaze est l\u2019une des pierres les plus utilis\u00e9es dans les cr\u00e9ations joailli\u00e8res. Elle peut se pr\u00e9senter sous une grande vari\u00e9t\u00e9 de couleurs&nbsp;: jaune, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":10724,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[498],"tags":[],"class_list":["post-8047","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-les-pierres"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>TOPAZE BLANCHE Zoom sur... la topaze blanche &#8226; Dalloz stones &amp; rough<\/title>\n<meta name=\"description\" content=\"La topaze blanche est une gemme connue et utilis\u00e9e depuis des si\u00e8cles. 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