{"id":2996,"date":"2017-04-27T13:21:33","date_gmt":"2017-04-27T11:21:33","guid":{"rendered":"http:\/\/agora.xtec.cat\/iesm-jmzafra\/?p=2996"},"modified":"2017-04-27T13:21:33","modified_gmt":"2017-04-27T11:21:33","slug":"rodonita","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/blogs\/museu-de-geologia\/rodonita\/","title":{"rendered":"RODONITA"},"content":{"rendered":"<table style=\"height: 375px; width: 676px;\">\n<tbody>\n<tr>\n<td style=\"width: 448px;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3046 alignnone\" src=\"http:\/\/agora.xtec.cat\/iesm-jmzafra\/wp-content\/uploads\/usu164\/2017\/02\/Rodonita_Bona_2nA_Grup7.jpg\" alt=\"rodonita_bona_2na_grup7\" width=\"426\" height=\"320\" srcset=\"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/Rodonita_Bona_2nA_Grup7.jpg 400w, https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/Rodonita_Bona_2nA_Grup7-300x225.jpg 300w, https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/Rodonita_Bona_2nA_Grup7-200x150.jpg 200w\" sizes=\"auto, (max-width: 426px) 100vw, 426px\" \/><\/td>\n<td style=\"width: 223px;\"><em>ca:<\/em> Rodonita<\/p>\n<p><em>es:<\/em> Rodonita<\/p>\n<p><em>en:<\/em> Rhodonite<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>DESCRIPCI\u00d3<\/strong><\/p>\n<p>La rodonita \u00e9s un mineral, t\u00e9 un color rosa vermell\u00f3s caracter\u00edstic, per\u00f2 que pot canviar a marr\u00f3-negre quan queda exposat a la intemp\u00e8rie.<br \/>\nLa rodonita \u00e9s de la classe dels silicats, subgrup inosilicats, i dins de d&#8217;aquests pertany als pirox\u00e8s. Qu\u00edmicament \u00e9s un silicat de mangan\u00e8s, al qual aquest \u00faltim pot estar substituit per ferro, magnesi o calci. A la varietat fowlerita el mangan\u00e8s \u00e9s substituit per zinc. Descoberta el 1819, el seu nom veu del grec rodon, que significa\u201dcolor rosa-colorit\u201d. \u00c9s presenta a Masses esp\u00e0tiques granulades o en Grans disseminats, molt rarament en Cristalls tabulessis. Color rosa vermell\u00f3s caracter\u00edstic; per\u00f2 que pot cambiar a marr\u00f3-negre.<br \/>\nS&#8217;extreu en jaciments importants de R\u00fassia, Austr\u00e0lia, Su\u00e8cia, Brasil i diversos llocs dels Estats Units. A Espanya es localitzen jaciments a Valverde del cam\u00ed i Menes i en diverses localitats de Badajoz.<\/p>\n<p>La rodonita \u00e9s una roca sedimentaria de color rosa\u00a0amb el pes dels materials s\u2019ha compactat i\u00a0est\u00e0 formada essencialment per mangan\u00e8s, a m\u00e9s de silici i oxigen.<\/p>\n<p>La rodonita va ser descoberta en 1819 (fa 198 milions d\u2019anys).<\/p>\n<h6><strong>OBSERVACI\u00d3 AMB LUPA<\/strong><\/h6>\n<p><a href=\"http:\/\/agora.xtec.cat\/iesm-jmzafra\/wp-content\/uploads\/usu164\/2017\/02\/IMG_20170120_104203.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3101\" src=\"http:\/\/agora.xtec.cat\/iesm-jmzafra\/wp-content\/uploads\/usu164\/2017\/02\/IMG_20170120_104203-1024x576.jpg\" alt=\"img_20170120_104203\" width=\"395\" height=\"222\" srcset=\"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/IMG_20170120_104203-1024x576.jpg 1024w, https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/IMG_20170120_104203-300x169.jpg 300w, https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/IMG_20170120_104203-768x432.jpg 768w\" sizes=\"auto, (max-width: 395px) 100vw, 395px\" \/><\/a><\/p>\n<p>En aquesta imatge podem veure una rodonita, per la llum no podem veure molt b\u00e9 el seu color tan caracter\u00edstic. Les seves variacions de color poden ser molt diferents, poden ser vermelles, roses o vermell-marr\u00f3.<\/p>\n<h6><strong>\u00c8POCA GEOL\u00d2GICA<\/strong><\/h6>\n<p>Serveix com a joia semi-preciosa, es pot crear anells, collars\u2026<span style=\"font-family: inherit; font-size: 1em;\">Tamb\u00e9 serveix com a pedra ornamental, per decorar jardins, la cuina, aquestes roques no serveixen per construcci\u00f3. Quan no \u00e9s polida serveix molt per el comerciar amb els miners. Encara que sigui una pedra semi-preciosa costaria aproximadament de 20-120 Euros.<\/span><\/p>\n<p>Es una pedra bastant r\u00e9sistent i pesa poc, en les joieries s\u00f3n bastant famoses, la seva caracteristica de color vermell fa que a la gent a vulgui comprar.<\/p>\n<h6><strong>LLOC D\u2019ORIGEN<\/strong><\/h6>\n<p><a href=\"http:\/\/agora.xtec.cat\/iesm-jmzafra\/wp-content\/uploads\/usu164\/2017\/02\/paint.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-3631\" src=\"http:\/\/agora.xtec.cat\/iesm-jmzafra\/wp-content\/uploads\/usu164\/2017\/02\/paint.png\" alt=\"paint\" width=\"400\" height=\"300\" srcset=\"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/paint.png 400w, https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/paint-300x225.png 300w, https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-content\/uploads\/usu164\/2017\/02\/paint-200x150.png 200w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n<p>Su\u00e8cia, capital Estocolm -Habitants: 1,3 milions -Ciutats m\u00e9s importants: Estocolm, Gotemburgo<\/p>\n<p>Su\u00e8cia \u00e9s un pa\u00eds escandinau d&#8217;Europa del Nord que forma part de la Uni\u00f3 Europea.Tiene fronteres terrestres amb Noruega i Finl\u00e0ndia, i est\u00e0 connectat a Dinamarca pel pont de \u00d6resund. La seva ciutat m\u00e9s poblada \u00e9s Estocolm, que \u00e9s tamb\u00e9 la seva capital.<\/p>\n<p>Amb una extensi\u00f3 de 449.964 km\u00b2, \u00e9s el cinqu\u00e8 pa\u00eds m\u00e9s extens d&#8217;Europa. El 2015, comptava amb una poblaci\u00f3 total de poc m\u00e9s de 9,7 milions de persones, similar a altres pa\u00efsos del seu entorn. Prop del 84% de la poblaci\u00f3 viu en zones urbanes. Els suecs gaudeixen d&#8217;un alt nivell de vida, i el pa\u00eds \u00e9s generalment percebut com a modern i liberal.<\/p>\n<h6><strong>PROCED\u00c8NCIA\u00a0<\/strong><\/h6>\n<h6><\/h6>\n<p>&nbsp;<\/p>\n<p>Aquesta pe\u00e7a \u00e9s heretada de l&#8217;escola Dovella i prov\u00e9 de la col\u00b7lecci\u00f3 de l&#8217; Escola Superior d&#8217; Agricultura de Catalunya.<\/p>\n<h6><strong>Webs utilitzades<\/strong><\/h6>\n<p>httcps:\/\/a.wiipedia.org\/wiki\/Rodonita<\/p>\n<p>&nbsp;<\/p>\n<p>Carlos Badia 2nA Eso<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ca: Rodonita es: Rodonita en: Rhodonite DESCRIPCI\u00d3 La rodonita \u00e9s un mineral, t\u00e9 un color rosa vermell\u00f3s caracter\u00edstic, per\u00f2 que pot canviar a marr\u00f3-negre quan queda exposat a la intemp\u00e8rie. La rodonita \u00e9s de la classe dels silicats, subgrup inosilicats, i dins de d&#8217;aquests pertany als pirox\u00e8s. Qu\u00edmicament \u00e9s un silicat de mangan\u00e8s, al qual [&hellip;]<\/p>\n","protected":false},"author":138,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[321],"tags":[330,319],"class_list":["post-2996","post","type-post","status-publish","format-standard","hentry","category-museu-de-geologia","tag-2a7","tag-minerals"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/posts\/2996","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/users\/138"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/comments?post=2996"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/posts\/2996\/revisions"}],"predecessor-version":[{"id":4286,"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/posts\/2996\/revisions\/4286"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/media?parent=2996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/categories?post=2996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/inscaterinaalbert\/wp-json\/wp\/v2\/tags?post=2996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}