{"id":10963,"date":"2023-05-10T09:34:06","date_gmt":"2023-05-10T01:34:06","guid":{"rendered":"https:\/\/230411wadmp3.adwebcloud.com\/introduction-to-slate\/"},"modified":"2023-07-08T23:52:50","modified_gmt":"2023-07-08T15:52:50","slug":"introduction-to-slate","status":"publish","type":"post","link":"https:\/\/whitemarblegranite.com\/fr\/introduction-to-slate\/","title":{"rendered":"Introduction \u00e0 l'ardoise"},"content":{"rendered":"<p>La roche d\u2019origine a vu sa duret\u00e9 augmenter en raison de la d\u00e9shydratation, mais sa composition min\u00e9rale n\u2019a pratiquement pas subi de recristallisation. Elle pr\u00e9sente une structure variable et une texture variable.<\/p>\n<p><\/p>\n<p>L\u2019aspect est dense, avec des cristaux cach\u00e9s. Les particules min\u00e9rales sont tr\u00e8s fines et difficiles \u00e0 distinguer \u00e0 l\u2019\u0153il nu. On observe souvent une faible quantit\u00e9 de s\u00e9ricite et d\u2019autres min\u00e9raux \u00e0 la surface de la dalle, ce qui lui conf\u00e8re une l\u00e9g\u00e8re brillance.<\/p>\n<p><\/p>\n<p>On peut g\u00e9n\u00e9ralement d\u00e9signer l\u2019ardoise en fonction de ses diff\u00e9rentes impuret\u00e9s color\u00e9es, comme l\u2019ardoise noire carbon\u00e9e ou l\u2019ardoise calcaire gris-vert. Lors du m\u00e9tamorphisme de contact \u00e0 basse temp\u00e9rature, il peut se former des roches m\u00e9tamorphiques superficielles pr\u00e9sentant des structures ponctu\u00e9es ou en plaquettes, commun\u00e9ment appel\u00e9es \" roches mouchet\u00e9es \". L\u2019ardoise peut \u00eatre utilis\u00e9e comme mat\u00e9riau de construction et de d\u00e9coration. Dans l\u2019Antiquit\u00e9, elle \u00e9tait souvent employ\u00e9e sous forme de tuiles dans les r\u00e9gions riches en ardoise.<\/p>","protected":false},"excerpt":{"rendered":"<p>The original rock has increased hardness due to dehydration, but the mineral composition is basically not recrystallized. It has a variable structure and a variable structure. The appearance is dense and hidden crystals. The mineral particles are very fine and difficult to distinguish by the naked eye. There are often a small amount of sericite [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-10963","post","type-post","status-publish","format-standard","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/posts\/10963","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/comments?post=10963"}],"version-history":[{"count":0,"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/posts\/10963\/revisions"}],"wp:attachment":[{"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/media?parent=10963"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/categories?post=10963"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/whitemarblegranite.com\/fr\/wp-json\/wp\/v2\/tags?post=10963"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}