{"id":2275,"date":"2025-10-01T14:20:44","date_gmt":"2025-10-01T14:20:44","guid":{"rendered":"https:\/\/dfoto.pl\/?page_id=2275"},"modified":"2025-10-01T22:45:48","modified_gmt":"2025-10-01T22:45:48","slug":"ii-b-siarczki-metali-o-nadmiarze-metalu","status":"publish","type":"page","link":"https:\/\/dfoto.pl\/index.php\/about\/mineraly\/ii-siarczki-i-siarkosole\/ii-b-siarczki-metali-o-nadmiarze-metalu\/","title":{"rendered":"II\/B \u2013 Siarczki metali o nadmiarze metalu (M:S > 1:1)"},"content":{"rendered":"<p><strong>Grupa II\/B Strunza (2025) \u2013 Siarczki metali o nadmiarze metalu (M:S &gt; 1:1; najcz\u0119\u015bciej 2:1)<\/strong> obejmuje zwi\u0105zki siarczkowe, w kt\u00f3rych stosunek liczby kation\u00f3w metali do anion\u00f3w siarki przekracza 1:1. Ta \u201emetalicznie bogata\u201d chemia skutkuje zwykle silnie metalicznym po\u0142yskiem, wysok\u0105 przewodno\u015bci\u0105 i g\u0119sto\u015bci\u0105 oraz cz\u0119stym wyst\u0119powaniem struktur zawieraj\u0105cych klastry metali. Minera\u0142y II\/B powstaj\u0105 g\u0142\u00f3wnie w uk\u0142adach magmowych (szczeg\u00f3lnie w siarczkach miedziono\u015bnych i niklonosnych) oraz w \u017cy\u0142ach hydrotermalnych. W uj\u0119ciu Nickel\u2013Strunz (Strunz-Mindat 2025) dzia\u0142 2.B dzieli si\u0119 na poddzia\u0142y:<\/p>\n<ul>\n<li><strong>2.BA (z Cu, Ag, Au)<\/strong>,<\/li>\n<li><strong>2.BB (z Ni)<\/strong>,<\/li>\n<li><strong>2.BC (z Rh, Pd, Pt itd.)<\/strong>,<\/li>\n<li><strong>2.BD (z Hg, Tl)<\/strong><\/li>\n<li><strong>2.BE (z Pb (Bi))<\/strong>.<\/li>\n<\/ul>\n<p>Do reprezentatywnych przyk\u0142ad\u00f3w nale\u017c\u0105: <strong>chalkozyn (Cu\u2082S)<\/strong>, <strong>digenit (Cu\u2089S\u2085)<\/strong>, <strong>bornit (Cu\u2085FeS\u2084)<\/strong> oraz <strong>akanthyt\/argentyt (Ag\u2082S)<\/strong> w poddziale 2.BA, a tak\u017ce <strong>pentlandyt ((Ni,Fe)\u2089S\u2088)<\/strong> i <strong>heazlewoodyt (Ni\u2083S\u2082)<\/strong> w 2.BB \u2014 wszystkie o stosunku metalu do siarki &gt;1:1 i kluczowe jako rudy Cu, Ag i Ni. Dzia\u0142 2.B jest wi\u0119c filarem geologii z\u0142o\u017cowej dla surowc\u00f3w miedziowych i niklowych.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Grupa II\/B Strunza (2025) \u2013 Siarczki metali o nadmiarze metalu (M:S &gt; 1:1; najcz\u0119\u015bciej 2:1) obejmuje zwi\u0105zki siarczkowe, w kt\u00f3rych&hellip; <\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2241,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"give_campaign_id":0,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-2275","page","type-page","status-publish","hentry"],"aioseo_notices":[],"campaignId":"","_links":{"self":[{"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/pages\/2275","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/comments?post=2275"}],"version-history":[{"count":3,"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/pages\/2275\/revisions"}],"predecessor-version":[{"id":2298,"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/pages\/2275\/revisions\/2298"}],"up":[{"embeddable":true,"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/pages\/2241"}],"wp:attachment":[{"href":"https:\/\/dfoto.pl\/index.php\/wp-json\/wp\/v2\/media?parent=2275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}