{"id":475,"date":"2025-04-18T19:54:20","date_gmt":"2025-04-18T11:54:20","guid":{"rendered":"https:\/\/www.olagoo.com\/?page_id=475"},"modified":"2026-01-14T20:35:48","modified_gmt":"2026-01-14T12:35:48","slug":"%e9%93%82","status":"publish","type":"page","link":"https:\/\/www.olagoo.com\/pt\/%e9%93%82","title":{"rendered":"<div class=\"info-content\"><img class=\"info-icon\" src=\"\/wp-content\/uploads\/2025\/04\/\u94c2-Platinum_.jpg\"><p  class=\"info-title\">Pt<\/p><\/div>"},"content":{"rendered":"<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:30%\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<p><\/p>\n\n\n\n\n<div class=\"menu-container\">\n<ul class=\"wp-block-list\">\n<li>Metais B\u00e1sicos\n<ul class=\"wp-block-list\">\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%9c\/\">Cu<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%94%8c\/\">Zn<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%95%8d\/\">Ni<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%94%a1\/\">Sn<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%85\/\">Pb<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%9d\/\">Al<\/a><\/li>\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%87%91\/\">Au<\/a><\/li>\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%E9%93%B6\/\">Ag<\/a><\/li>\n\n<\/ul>\n<\/li>\n\n\n\n<li class=\"active\">Elementos da Fam\u00edlia do Platina\n<ul class=\"wp-block-list\">\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%E9%92%AF\/\">Pd<\/a><\/li>\n\n\n\n<li class=\"active\"><a style=\"color: #666;\"href=\"\/pt\/%E9%93%82\/\">Pd<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%91-2\/\">Pd<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%E9%93%B1\/\">Ir<\/a><\/li>\n\n\n<\/ul>\n<\/li>\n\n\n\n<li>\u65b0\u80fd\u6e90\u4e0e\u5173\u952e\u91d1\u5c5e\n<ul class=\"wp-block-list\">\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%94%82\/\">Li<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%92%b4-2\/\">Co<\/a><\/li>\n\n\n<\/ul>\n<\/li>\n\n\n\n<li>\u7279\u79cd\u5408\u91d1\u4e0e\u9ad8\u6027\u80fd\u91d1\u5c5e\n<ul class=\"wp-block-list\">\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%92%a8\/\">W<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%92%bc\/\">Mo<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%92%bd\/\">Ta<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%8c-2\/\">Nb<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%92%9b\/\">Ti<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%E9%94%91\/\">Sb<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%E9%93%8D\/\">Be<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%E9%92%92-2\/\">V<\/a><\/li>\n\n\n<\/ul>\n<\/li>\n\n\n\n<li>Metais Ferrosos\n<ul class=\"wp-block-list\">\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%81\/\">Fe<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%94%b0\/\">Mn<\/a><\/li>\n\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e9%93%ac\/\">Cr<\/a><\/li>\n\n<\/ul>\n<\/li>\n\n\n\n<li>Outros produtos comerciais\n<ul class=\"wp-block-list\">\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e6%b0%9f\/\">F<\/a><\/li>\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e7%a2%b3\/\">C<\/a><\/li>\n\n\n<li><a style=\"color: #666;\"href=\"\/pt\/%e7%a1%85\/\">Si<\/a><\/li>\n\n<\/ul>\n<\/li>\n\n\n<\/ul>\n\n<\/div>\n\n<\/div>\n<\/div>\n\n<\/div>\n\n\n<div class=\"wp-block-column big-goods-list is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:70%;\">\n\n<style> p::first-letter {font-weight: bold;} <\/style>\n\n<p>A platina \u00e9 um metal nobre, s\u00edmbolo Pt, com alta temperatura de fus\u00e3o e resist\u00eancia \u00e0 oxida\u00e7\u00e3o. Usada em j\u00f3ias de luxo, catalisadores petroqu\u00edmicos e componentes eletr\u00f4nicos de precis\u00e3o.<\/p>\n\n\n\n<div>A platina raramente existe como um dep\u00f3sito independente; ela \u00e9 recuperada principalmente como um subproduto de dois tipos de min\u00e9rios, e sua prioridade de fonte industrial difere ligeiramente da do pal\u00e1dio. <\/div>\n\n\n<p><\/p>\n\n\n<p><strong>1. Min\u00e9rios prim\u00e1rios de metais do grupo da platina:<\/strong><br\/> O min\u00e9rio \u00e9 composto principalmente por minerais de metais do grupo da platina, como platina nativa, min\u00e9rio de arsenoplatina e min\u00e9rio de tioplatina. A platina ocorre frequentemente associada a pal\u00e1dio, r\u00f3dio, ir\u00eddio, rut\u00eanio e \u00f3smio, formando ligas naturais complexas. A fonte mais famosa \u00e9 o Complexo de Bushveld, na \u00c1frica do Sul, que cont\u00e9m aproximadamente 70% dos recursos mundiais de platina. A platina tamb\u00e9m \u00e9 encontrada em estratos enriquecidos, como o dep\u00f3sito de Melensky. A regi\u00e3o de Norilsk, na R\u00fassia, tamb\u00e9m \u00e9 uma importante fonte. Os concentrados de metais do grupo da platina s\u00e3o obtidos por meio de processos complexos de beneficiamento (separa\u00e7\u00e3o gravim\u00e9trica, flota\u00e7\u00e3o), seguidos de separa\u00e7\u00e3o e purifica\u00e7\u00e3o utilizando t\u00e9cnicas hidrometal\u00fargicas\/pirometal\u00fargicas avan\u00e7adas (como fundi\u00e7\u00e3o em forno el\u00e9trico a arco, volatiliza\u00e7\u00e3o por clora\u00e7\u00e3o e extra\u00e7\u00e3o por solvente).<\/p>\n\n\n\n<p><strong>2. Min\u00e9rio de sulfeto de cobre-n\u00edquel:<\/strong><br\/> Os min\u00e9rios de sulfeto de cobre-n\u00edquel s\u00e3o uma importante fonte suplementar de platina, mas as taxas de recupera\u00e7\u00e3o e a import\u00e2ncia econ\u00f4mica da platina s\u00e3o geralmente menores do que as do pal\u00e1dio nos mesmos min\u00e9rios. Os min\u00e9rios s\u00e3o principalmente pirita de n\u00edquel e calcopirita. A platina ocorre como part\u00edculas minerais finas ou formas isom\u00f3rficas dentro desses minerais de sulfeto. Um exemplo t\u00edpico \u00e9 o dep\u00f3sito de Norilsk, na R\u00fassia, onde a produ\u00e7\u00e3o de pal\u00e1dio entre os metais do grupo da platina excede em muito a produ\u00e7\u00e3o de platina. A platina tamb\u00e9m \u00e9 um subproduto da mina de Sudbury, no Canad\u00e1. Durante a fundi\u00e7\u00e3o de cobre-n\u00edquel, a platina, juntamente com o pal\u00e1dio, \u00e9 enriquecida na lama ou mata an\u00f3dica e recuperada como um subproduto de alto valor. Sua produ\u00e7\u00e3o \u00e9 diretamente influenciada pelo mercado do metal prim\u00e1rio (n\u00edquel, cobre) e pela escala de produ\u00e7\u00e3o.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n\n\n<\/div>\n<!-- \/wp:post-content --><\/div>\n<!-- \/wp:post-content -->","protected":false},"excerpt":{"rendered":"<p>\u94c2\u662f\u4e00\u79cd\u8d35\u91cd\u91d1\u5c5e\u5143\u7d20\uff0c\u5316\u5b66\u7b26\u53f7\u4e3a Pt\u3002\u94c2\u5177\u6709\u9ad8\u7194\u70b9\u3001\u9ad8\u5bc6\u5ea6\u3001\u6297\u6c27\u5316\u6027\u5f3a\u7b49\u7279\u70b9\uff0c\u5e38\u7528\u4e8e\u73e0\u5b9d\u5236\u9020\uff0c\u6253\u9020 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":731,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-475","page","type-page","status-publish","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/pages\/475","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/comments?post=475"}],"version-history":[{"count":11,"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/pages\/475\/revisions"}],"predecessor-version":[{"id":1889,"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/pages\/475\/revisions\/1889"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/media\/731"}],"wp:attachment":[{"href":"https:\/\/www.olagoo.com\/pt\/wp-json\/wp\/v2\/media?parent=475"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}