{"title":"Bornita","description":"\u003cp data-start=\"0\" data-end=\"214\"\u003eA \u003cstrong data-start=\"3\" data-end=\"14\"\u003ebornite\u003c\/strong\u003e é um mineral sulfureto de cobre e ferro, de fórmula química \u003cstrong data-start=\"79\" data-end=\"90\"\u003eCu₅FeS₄\u003c\/strong\u003e. É apreciada tanto pela sua importância económica na extração de cobre como pela sua aparência espetacular.\u003c\/p\u003e\n\u003chr data-start=\"216\" data-end=\"219\"\u003e\n\u003ch3 data-start=\"221\" data-end=\"260\"\u003e🧪 \u003cstrong data-start=\"228\" data-end=\"260\"\u003eCaracterísticas principais\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong data-start=\"264\" data-end=\"271\"\u003eNome\u003c\/strong\u003e: Bornite\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"286\" data-end=\"306\"\u003eFórmula química\u003c\/strong\u003e: Cu₅FeS₄\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"321\" data-end=\"340\"\u003eCor fresca\u003c\/strong\u003e: castanho-acobreado ou bronze\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"369\" data-end=\"388\"\u003eCor alterada\u003c\/strong\u003e: iridescente (azul, violeta, rosa, verde...)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"437\" data-end=\"459\"\u003eSistema cristalino\u003c\/strong\u003e: ortorrômbico (mas frequentemente pseudocúbico)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"510\" data-end=\"538\"\u003eDureza (escala de Mohs)\u003c\/strong\u003e: 3 a 3,25\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"554\" data-end=\"565\"\u003eDensidade\u003c\/strong\u003e: 4,9 a 5,3\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"582\" data-end=\"591\"\u003eBrilho\u003c\/strong\u003e: metálico\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"609\" data-end=\"620\"\u003eClivagem\u003c\/strong\u003e: irregular a subconcoidal\u003c\/p\u003e\n\u003chr data-start=\"651\" data-end=\"654\"\u003e\n\u003ch3 data-start=\"656\" data-end=\"686\"\u003e🌈 \u003cstrong data-start=\"663\" data-end=\"686\"\u003eAparência e alcunha\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\u003cp data-start=\"688\" data-end=\"893\"\u003eQuando se oxida em contacto com o ar, a bornite apresenta magníficos reflexos iridescentes multicoloridos (azul, violeta, rosa, verde). É por isso que é frequentemente apelidada de \u003cstrong data-start=\"847\" data-end=\"865\"\u003e\"minério pavão\"\u003c\/strong\u003e (\u003cem data-start=\"867\" data-end=\"880\"\u003epeacock ore\u003c\/em\u003e em inglês).\u003c\/p\u003e\n\u003chr data-start=\"895\" data-end=\"898\"\u003e\n\u003ch3 data-start=\"900\" data-end=\"933\"\u003e⛏️ \u003cstrong data-start=\"907\" data-end=\"933\"\u003eFormação e jazidas\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\u003cp data-start=\"935\" data-end=\"1028\"\u003eA bornite forma-se em jazidas hidrotermais de cobre, frequentemente em associação com:\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong data-start=\"1034\" data-end=\"1050\"\u003ecalcopirite\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong data-start=\"1056\" data-end=\"1070\"\u003ecalcocita\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong data-start=\"1076\" data-end=\"1086\"\u003epirite\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong data-start=\"1092\" data-end=\"1105\"\u003ecovelita\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong data-start=\"1111\" data-end=\"1124\"\u003emalaquita\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1126\" data-end=\"1196\"\u003eÉ encontrada em várias regiões mineiras do mundo, nomeadamente:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1199\" data-end=\"1208\"\u003eChile\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1211\" data-end=\"1225\"\u003eEstados Unidos\u003c\/strong\u003e (Arizona, Montana)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1247\" data-end=\"1258\"\u003eMéxico\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1261\" data-end=\"1270\"\u003ePeru\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1273\" data-end=\"1284\"\u003eNamíbia\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-start=\"1287\" data-end=\"1297\"\u003eCanadá\u003c\/strong\u003e (Colúmbia Britânica)\u003c\/p\u003e\n\u003chr data-start=\"1322\" data-end=\"1325\"\u003e\n\u003ch3 data-start=\"1327\" data-end=\"1349\"\u003e🏭 \u003cstrong data-start=\"1334\" data-end=\"1349\"\u003eUtilização\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\u003cp data-start=\"1351\" data-end=\"1573\"\u003eA bornite é uma \u003cstrong data-start=\"1370\" data-end=\"1390\"\u003efonte de cobre\u003c\/strong\u003e na indústria mineira. Contém cerca de \u003cstrong data-start=\"1439\" data-end=\"1457\"\u003e63% de cobre\u003c\/strong\u003e quando é pura, o que a torna um minério valioso. No entanto, é menos abundante do que a calcopirite.\u003c\/p\u003e\n\u003chr data-start=\"1575\" data-end=\"1578\"\u003e\n\u003ch3 data-start=\"1580\" data-end=\"1625\"\u003e💎 \u003cstrong data-start=\"1587\" data-end=\"1625\"\u003eColeção e interesse científico\u003c\/strong\u003e\n\n\u003c\/h3\u003e\n\u003cp data-start=\"1627\" data-end=\"1838\"\u003eDevido às suas cores espetaculares, a bornite é muito procurada por colecionadores de minerais. É também estudada por geólogos para compreender os processos hidrotermais e os depósitos de cobre.\u003c\/p\u003e\n\u003cp\u003e\u003cspan open=\"\"\u003e \u003c\/span\u003e\u003c\/p\u003e","products":[{"product_id":"bornite-mexique-a-pierre-brute","title":"Bornite México A (pedra bruta)","description":"\u003cp\u003eBOR-B-01\u003cbr\u003eOrigem: México\u003cbr\u003eGrau: A\u003c\/p\u003e\n\u003cdiv\u003e\u003cspan style=\"font-size: 11px; background-color: #ffffff;\"\u003e\u003cstrong\u003e\u003cspan class=\"PBMainTxt\"\u003eDimensões:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan open=\"\"\u003eCerca de 30-40mm\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"PBMainTxt\"\u003ePeso:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan open=\"\"\u003eEntre 20 e 30g\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan class=\"PBMainTxt\"\u003eOrigem:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr style=\"font-size: 11px;\"\u003e\u003cspan open=\"\"\u003eMéxico\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"PBMainTxt\"\u003eGrau:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr style=\"font-size: 11px;\"\u003e\u003cspan open=\"\"\u003eA = bom\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\n\u003cdiv style=\"font-family: Arial, Helvetica, sans-serif;\"\u003e\n\n\u003cspan\u003e\u003c\/span\u003e\n\u003cp\u003eBornita bruta do México de 30-40mm\u003cbr\u003eVendida à unidade.\u003cbr\u003e\u003cstrong\u003eAs formas, padrões e cores podem variar de uma pedra para outra.\u003c\/strong\u003e\u003cbr\u003e\u003cspan open=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003eA Bornita é um mineral de sulfureto de cobre, também conhecido pela sua cor iridescente distintiva. A sua formação geológica testemunha processos térmicos e hidrotermais, o que a torna num exemplo notável da evolução mineral. Como material, pode ser utilizada em aplicações decorativas ou colecionáveis, conferindo um toque natural e autêntico.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003ca href=\"https:\/\/www.laboiteacailloux.com\/collections\/bornite\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/a\u003e\n\n\u003c\/div\u003e","brand":"La Boite à Cailloux","offers":[{"title":"Default Title","offer_id":48791431512412,"sku":"BOR-B-01","price":19.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/8577\/6732\/files\/bornite-mexique-a-pierre-brute-6119635.jpg?v=1779716957"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0808\/8577\/6732\/collections\/bornite-8960258.jpg?v=1779712164","url":"https:\/\/www.laboiteacailloux.com\/pt\/collections\/bornite.oembed","provider":"La Boite à Cailloux","version":"1.0","type":"link"}