{"id":5988,"date":"2020-07-03T22:00:00","date_gmt":"2020-07-03T20:00:00","guid":{"rendered":"https:\/\/beta.svetkamene.eu\/?p=5988"},"modified":"2022-06-10T11:08:11","modified_gmt":"2022-06-10T09:08:11","slug":"duke-white-4","status":"publish","type":"post","link":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/","title":{"rendered":"DUKE WHITE"},"content":{"rendered":"\n<p><strong>Niezbyt cz\u0119sto na rynku kamieniarskim pojawiaj\u0105 si\u0119 nowe atrakcyjne materia\u0142y. Taka natura tego skarbu skrywanego przez ziemi\u0119. Jeszcze rzadziej takie nowo\u015bci staj\u0105 si\u0119 popularne. Warto pokaza\u0107 dok\u0142adniej takie przypadki.<\/strong><\/p>\n\n\n\n<div style=\"height:28px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Historia obecno\u015bci Duke White na polskim rynku nie jest d\u0142uga. Prawdopodobnie pierwszy raz mieli\u015bmy okazj\u0119 zobaczy\u0107 ten materia\u0142 na targach w\u202fPoznaniu cztery lata temu na stoisku firmy EGA. To pi\u0119kny materia\u0142 i\u202fobecnie mo\u017cna powiedzie\u0107, \u017ce ma ju\u017c swoich sta\u0142ych odbiorc\u00f3w.<\/p>\n\n\n\n<p>Duke White jest zarejestrowanym znakiem towarowym dla \u015bredniojasnego i\u202fjasnoszarego gnejsu. W kontaktach handlowych na \u015bwiatowych rynkach ten kamie\u0144 mo\u017ce by\u0107 okre\u015blany jako granit, ale zgodnie z\u202fnormami europejskimi musi by\u0107 okre\u015blany jako gnejs. Dok\u0142adnie, od strony geologicznej, nale\u017cy do odmiany gnejsu nazywanej paragnejsem. T\u0119 odmian\u0119 opisa\u0142 i\u202fwprowadzi\u0142 do s\u0142ownika geologicznego w\u202f1891 roku niemiecki petrograf Karl Heinrich Ferdynand Rosenbusch.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"640\" height=\"947\" src=\"https:\/\/beta.svetkamene.eu\/wp-content\/uploads\/2021\/11\/100_dw2-1.jpeg\" alt=\"\" class=\"wp-image-5989\" srcset=\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/11\/100_dw2-1.jpeg 640w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/11\/100_dw2-1-203x300.jpeg 203w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\n\n\n\n<div style=\"height:23px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Kamienio\u0142om Duke White znajduje si\u0119 we w\u0142oskich Alpach, w\u202fPiemoncie. Jego z\u0142o\u017ce to uko\u015bnie u\u0142o\u017cone warstwy w\u202fkolorach: bia\u0142y, szary oraz czarny. Z&nbsp;tego z\u0142o\u017ca wydobywane s\u0105 trzy typy materia\u0142u: Duke White w\u202fdw\u00f3ch tonacjach jasnej i\u202fszarej, oraz jeszcze mniej znany Duke Black, kt\u00f3rego wydobycie rozpocz\u0119\u0142o si\u0119 niedawno. Selekcja materia\u0142u jest prowadzona wedle \u015bcis\u0142ych zasad. To pozwala sklasyfikowa\u0107 odmian\u0119 materia\u0142u jeszcze przed poci\u0119ciem na p\u0142yty.<\/p>\n\n\n\n<p>Duke White, zawieraj\u0105cy kryszta\u0142y kwarcu, jest najbielszy w\u015br\u00f3d w\u0142oskich granit\u00f3w dost\u0119pnych na rynku. Minera\u0142y wchodz\u0105ce w\u202fjego sk\u0142ad pozytywnie reaguj\u0105 na warunki atmosferyczne, a\u202fkolejne cykle zamarzania \u2013 odmarzania tylko zwi\u0119kszaj\u0105 odporno\u015b\u0107 materia\u0142u. To w\u0142a\u015bnie ta charakterystyka techniczna sprawia, i\u017c Duke White mo\u017ce by\u0107 wykorzystany zar\u00f3wno do wewn\u0105trz, jak i\u202fna zewn\u0105trz. Materia\u0142 jest mrozo- i\u202fkwasoodporny.<\/p>\n\n\n\n<p>Wyst\u0119puje r\u00f3wnie\u017c pod nazw\u0105 Bianco Veglia.<\/p>\n\n\n\n<p>Wy\u0142\u0105cznym dostawc\u0105 materia\u0142u Duke na terenie Polski jest Grupa EGA.<\/p>\n\n\n\n<div style=\"height:32px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Dane fizykomechaniczne:<\/strong><\/p>\n\n\n\n<p>Wytrzyma\u0142o\u015b\u0107 na zginanie: 16,8 MPa<br>Wytrzyma\u0142o\u015b\u0107 na \u015bciskanie: 171,4 MPa<br>G\u0119sto\u015b\u0107: 2657&nbsp;kg\/m3<br>Absorpcja wody: 3,75%<br>Wsp\u00f3\u0142czynnik rozszerzalno\u015bci cieplnej: 0,0065 mm\/m \u00b0C<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u0179r\u00f3d\u0142o: <a href=\"https:\/\/www.kurierkamieniarski.pl\/artykuly\/o-kamieniu\/1083-duke-white.html\" target=\"_blank\" rel=\"noreferrer noopener\">Kurier kamieniarski<\/a><\/p>\n\n\n\n<p>Autor: Dariusz Wawrzynkiewicz&nbsp;&nbsp;&nbsp;|&nbsp;&nbsp;&nbsp;Data: wtorek, 02 lipca 2019<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Niezbyt cz\u0119sto na rynku kamieniarskim pojawiaj\u0105 si\u0119 nowe atrakcyjne materia\u0142y. Taka natura tego skarbu skrywanego&#8230;<\/p>\n","protected":false},"author":13,"featured_media":3060,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[374],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>DUKE WHITE - Sv\u011bt Kamene<\/title>\n<meta name=\"description\" content=\"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DUKE WHITE - Sv\u011bt Kamene\" \/>\n<meta property=\"og:description\" content=\"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani\" \/>\n<meta property=\"og:url\" content=\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/\" \/>\n<meta property=\"og:site_name\" content=\"Sv\u011bt Kamene\" \/>\n<meta property=\"article:published_time\" content=\"2020-07-03T20:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-06-10T09:08:11+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/01\/100_dw1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"640\" \/>\n\t<meta property=\"og:image:height\" content=\"249\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napsal(a)\" \/>\n\t<meta name=\"twitter:data1\" content=\"Kate\u0159ina Markvartov\u00e1\" \/>\n\t<meta name=\"twitter:label2\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/svetkamene.eu\/#website\",\"url\":\"https:\/\/svetkamene.eu\/\",\"name\":\"Sv\u011bt Kamene\",\"description\":\"Port\u00e1l informuj\u00edc\u00ed o v\u0161em co souvis\u00ed s kamenem\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/svetkamene.eu\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"cs\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#primaryimage\",\"url\":\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/01\/100_dw1.jpg\",\"contentUrl\":\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/01\/100_dw1.jpg\",\"width\":640,\"height\":249},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#webpage\",\"url\":\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/\",\"name\":\"DUKE WHITE - Sv\u011bt Kamene\",\"isPartOf\":{\"@id\":\"https:\/\/svetkamene.eu\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#primaryimage\"},\"datePublished\":\"2020-07-03T20:00:00+00:00\",\"dateModified\":\"2022-06-10T09:08:11+00:00\",\"author\":{\"@id\":\"https:\/\/svetkamene.eu\/#\/schema\/person\/9796ccd50eb4bef1ae8524fac2dfbc9a\"},\"description\":\"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani\",\"breadcrumb\":{\"@id\":\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#breadcrumb\"},\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\u016f\",\"item\":\"https:\/\/svetkamene.eu\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"DUKE WHITE\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/svetkamene.eu\/#\/schema\/person\/9796ccd50eb4bef1ae8524fac2dfbc9a\",\"name\":\"Kate\u0159ina Markvartov\u00e1\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/svetkamene.eu\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/9c2d86222d8e1ce7b67da7f6ec0761a7?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/9c2d86222d8e1ce7b67da7f6ec0761a7?s=96&d=mm&r=g\",\"caption\":\"Kate\u0159ina Markvartov\u00e1\"},\"url\":\"https:\/\/svetkamene.eu\/index.php\/author\/ka-markvartovagmail-com\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"DUKE WHITE - Sv\u011bt Kamene","description":"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/","og_locale":"cs_CZ","og_type":"article","og_title":"DUKE WHITE - Sv\u011bt Kamene","og_description":"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani","og_url":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/","og_site_name":"Sv\u011bt Kamene","article_published_time":"2020-07-03T20:00:00+00:00","article_modified_time":"2022-06-10T09:08:11+00:00","og_image":[{"width":640,"height":249,"url":"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/01\/100_dw1.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Napsal(a)":"Kate\u0159ina Markvartov\u00e1","Odhadovan\u00e1 doba \u010dten\u00ed":"2 minuty"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/svetkamene.eu\/#website","url":"https:\/\/svetkamene.eu\/","name":"Sv\u011bt Kamene","description":"Port\u00e1l informuj\u00edc\u00ed o v\u0161em co souvis\u00ed s kamenem","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/svetkamene.eu\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"cs"},{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#primaryimage","url":"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/01\/100_dw1.jpg","contentUrl":"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/01\/100_dw1.jpg","width":640,"height":249},{"@type":"WebPage","@id":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#webpage","url":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/","name":"DUKE WHITE - Sv\u011bt Kamene","isPartOf":{"@id":"https:\/\/svetkamene.eu\/#website"},"primaryImageOfPage":{"@id":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#primaryimage"},"datePublished":"2020-07-03T20:00:00+00:00","dateModified":"2022-06-10T09:08:11+00:00","author":{"@id":"https:\/\/svetkamene.eu\/#\/schema\/person\/9796ccd50eb4bef1ae8524fac2dfbc9a"},"description":"K\u00e1men Duke White nen\u00ed na polsk\u00e9m trhu dlouho. Pravd\u011bpodobn\u011b poprv\u00e9 jsme m\u011bli mo\u017enost tento materi\u00e1l vid\u011bt na veletrhu v Poznani","breadcrumb":{"@id":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#breadcrumb"},"inLanguage":"cs","potentialAction":[{"@type":"ReadAction","target":["https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/07\/03\/duke-white-4\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Dom\u016f","item":"https:\/\/svetkamene.eu\/"},{"@type":"ListItem","position":2,"name":"DUKE WHITE"}]},{"@type":"Person","@id":"https:\/\/svetkamene.eu\/#\/schema\/person\/9796ccd50eb4bef1ae8524fac2dfbc9a","name":"Kate\u0159ina Markvartov\u00e1","image":{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/svetkamene.eu\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/9c2d86222d8e1ce7b67da7f6ec0761a7?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/9c2d86222d8e1ce7b67da7f6ec0761a7?s=96&d=mm&r=g","caption":"Kate\u0159ina Markvartov\u00e1"},"url":"https:\/\/svetkamene.eu\/index.php\/author\/ka-markvartovagmail-com\/"}]}},"_links":{"self":[{"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/posts\/5988"}],"collection":[{"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/comments?post=5988"}],"version-history":[{"count":4,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/posts\/5988\/revisions"}],"predecessor-version":[{"id":7754,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/posts\/5988\/revisions\/7754"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/media\/3060"}],"wp:attachment":[{"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/media?parent=5988"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/categories?post=5988"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/svetkamene.eu\/index.php\/wp-json\/wp\/v2\/tags?post=5988"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}