{"id":1159,"date":"2020-08-08T10:22:18","date_gmt":"2020-08-08T10:22:18","guid":{"rendered":"http:\/\/meteorititalia.org\/?p=1159"},"modified":"2021-01-21T16:54:25","modified_gmt":"2021-01-21T16:54:25","slug":"rep-de-guinee","status":"publish","type":"post","link":"https:\/\/mail.meteorititalia.org\/?p=1159","title":{"rendered":"Rep. de Guinee"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1159\" class=\"elementor elementor-1159\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-321d50a elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"321d50a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-45b2b92\" data-id=\"45b2b92\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3d62c97 elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"3d62c97\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-4555f3b\" data-id=\"4555f3b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-804cc88 elementor-widget elementor-widget-image\" data-id=\"804cc88\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"408\" height=\"494\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/07\/image-000.jpg\" class=\"attachment-large size-large wp-image-1161\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/07\/image-000.jpg 408w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/07\/image-000-248x300.jpg 248w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">REP. DE GUINEE 2019<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-a44c326\" data-id=\"a44c326\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e1c2852 elementor-widget elementor-widget-text-editor\" data-id=\"e1c2852\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Il foglietto presenta :<br \/>&#8211; In alto a Sn. la meteorite \u201cJohnstown\u201d<br \/>&#8211; In basso a Dx. la meteorite \u201ccondrite H5\u201d<br \/>&#8211; Sul francobollo una generica \u201cCondrite\u201d<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-38ee611 elementor-widget elementor-widget-text-editor\" data-id=\"38ee611\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p><strong style=\"font-size: 25px;\">Meteorite \u201cJHONSTOWN\u201d <\/strong><\/p><p>Vista cadere il 6 Luglio 1924 dagli abitanti sconvolti dal forte boato dell\u2019esplosione ed un luminoso bagliore ed un puzzo di zolfo. Notizie riportate sui giornali dell\u2019epoca. Una pioggia di frammenti caddero sulle cittadine di Johnstown, Milliken, Mead ed altre comunit\u00e0 circostanti, in Colorado.Furono recuperati 27 frammenti per un peso di 40,3kg. Classificata come \u201cDiogenite\u201d il cui corpo progenitore \u00e8 l\u2019asteroide Vesta. Delle 11 meteoriti di questo tipo viste cadere \u00e8 al 5\u00b0 posto per la massa recuperata. Meteorite \u201c CONDRITE H5\u201d Le condriti ordinarie di tipo H sono le pi\u00f9 comuni. Si ritiene abbiano avuto origine da tre asteroidi parentali i cui frammenti compongono rispettivamente i gruppi di: condriti H, condriti L e condriti LL. Il loro nome deriva dall\u2019abbondanza di ferro rispetto ad altre condriti. L\u2019elevata abbondanza di ferro \u00e8 di circa 25-31% in peso, in cui oltre met\u00e0 di questo \u00e8 presente in forma metallica, rendendo queste meteoriti fortemente magnetiche, nonostante l\u2019aspetto pietroso, presentato dalle meteoriti condriti che. I minerali pi\u00f9 abbondanti sono la Bronzite (un Ortopirosseno) e l\u2019Olivina . Caratteristico \u00e8 il contenuto di Fayallite dell\u2019Olivina, dal 16 al 20%. Contengono anche il 15-19% di metallo Ferro-Nichel e circa il 5% di Troilite. La maggior parte di queste meteoriti \u00e8 stata metamorfosata, in modo significativo, con oltre il 40% in classe petrologica 5, la maggior parte in classe 4-6 e solo il 2,5% appartengono alla classe petrologica 3, in gran parte inalterate.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-31b7bbe elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"31b7bbe\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-313b167\" data-id=\"313b167\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d7a07dc elementor-widget elementor-widget-image\" data-id=\"d7a07dc\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"525\" height=\"419\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-001.jpg\" class=\"attachment-large size-large wp-image-1170\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-001.jpg 602w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-001-300x240.jpg 300w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-01a2cc0\" data-id=\"01a2cc0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2014178 elementor-widget elementor-widget-text-editor\" data-id=\"2014178\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>LE CONDRITI sono meteoriti rocciose indifferenziate dotate della stessa composizione chimica dei planetesimi, cio\u00e8 quei piccoli corpi freddi che si formarono nel sistema solare primordiale. L&#8217;86% delle meteoriti cadute sulla Terra sono condriti. Prendono il loro nome dalle condrule presenti al loro interno. Le condrule sono sferule di minerali mafici con grani di piccole dimensioni, indicativi di un rapido raffreddamento. Le condriti hanno in genere un&#8217;et\u00e0 di 4,6 miliardi di anni (quindi risalenti alla formazione del sistema solare) e si ritiene che abbiano origine nella fascia principale degli asteroidi. Come esattamente si formino \u00e8 un argomento tuttora fortemente dibattuto tra gli scienziati.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-8e7031a elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"8e7031a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1990714\" data-id=\"1990714\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bbf9002 elementor-widget elementor-widget-image\" data-id=\"bbf9002\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"480\" height=\"414\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-002.jpg\" class=\"attachment-large size-large wp-image-1171\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-002.jpg 480w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-002-300x259.jpg 300w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-b3efaa4\" data-id=\"b3efaa4\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4d45728 elementor-widget elementor-widget-text-editor\" data-id=\"4d45728\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Sul foglietto sono presentate :<\/p><ul><li>Un frammento della meteorite Sikhote Alin in alto a Sn.<\/li><li>Una generica Condrite in alto a Dx.<\/li><li>La meteorite Treysa in basso a Sn.<\/li><li>Un frammento della meteorite Sikhote Alin in basso a Dx.<\/li><\/ul>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-aed49d4 elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"aed49d4\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c5f2ef3\" data-id=\"c5f2ef3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8723bcc elementor-widget elementor-widget-image\" data-id=\"8723bcc\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"525\" height=\"413\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-003.jpg\" class=\"attachment-large size-large wp-image-1172\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-003.jpg 602w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-003-300x236.jpg 300w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-26fb2c9\" data-id=\"26fb2c9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7216cc9 elementor-widget elementor-widget-text-editor\" data-id=\"7216cc9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Meteorite \u201cSIKHOTE-ALIN\u201d Caduta nel 1967 nei pressi della cittadina di Sikote Alin, nella Siberia Orientale. La pioggia meteoritica , dovuta all\u2019esplosione nell\u2019atmosfera del corpo cosmico, si disperse su una superficie ellittica molto ampia.\u00a0<span style=\"font-size: 1rem;\">Migliaia di frammenti, per un totale di 28 tonnellate di peso, sono stati raccolti e collezionati. E\u2019 classificata come \u201cmeteorite ferrosa appartenente al gruppo IIAB\u201d, con struttura ottaedrica, composta dal 93% di Ferro e 5,9% di Nichel, contiene inoltre percentuali di Cobalto, Zolfo, Fosforo e tracce di Germanio.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-273ad9a elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"273ad9a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ed53d9c\" data-id=\"ed53d9c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b26533b elementor-widget elementor-widget-image\" data-id=\"b26533b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"525\" height=\"405\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-004.jpg\" class=\"attachment-large size-large wp-image-1173\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-004.jpg 615w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-004-300x231.jpg 300w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-85f9309\" data-id=\"85f9309\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9ccb6e8 elementor-widget elementor-widget-text-editor\" data-id=\"9ccb6e8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Su questo francobollo \u00e8 presentato un altro frammento di una generica meteorite del tipo \u201cCondrite\u201d ;<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-946ff1b elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"946ff1b\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-2125d11\" data-id=\"2125d11\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-abd2100 elementor-widget elementor-widget-image\" data-id=\"abd2100\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"525\" height=\"424\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-005.jpg\" class=\"attachment-large size-large wp-image-1174\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-005.jpg 595w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-005-300x243.jpg 300w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-893e2c7\" data-id=\"893e2c7\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b3f9b78 elementor-widget elementor-widget-text-editor\" data-id=\"b3f9b78\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Meteorite\u201dTREYSA\u201d Vista casere il \u201c Aprile 1915 alle ore 15,30 nella foresta di Schalmstadt, vicino a Rommershausen, nella regione dell\u2019Assia, in Germania. Qualche mese dopo aver raccolto e analizzato i vari rapporti, il naturalista Alfred Wergener contribui ad organizzare una ricerca del bolide, incoraggiato dal fatto che apparentemente non si era rotto.<br><span style=\"font-size: 1rem;\">Undici mesi dopo la caduta, fu trovato un buco di 1m di diametro, parzialmente ricoperto,<br>all\u2019interno del quale, ad una profondit\u00e0 di 1,6m venne scoperta la meteorite. La superficie<br>esterna era ricoperta di ruggine, ma la crosta di fusione aveva impedito agli effetti<br>corrosivi di penetrare all\u2019interno.<\/span><\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed9f8f8 elementor-widget elementor-widget-text-editor\" data-id=\"ed9f8f8\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Come meteorite ferrosa, Treysa \u00e8 caratterizzata da abbondante Kamacite, Teanite e Plessite, accompagnati da Schreibersite e Troilite, come accessori. Magnetite e Wustite si trovano nella crosta di fusione. Treysa ha ricevuto attenzioni particolari poich\u00e9 la sua et\u00e0 di esposizione ai raggi cosmici (diverse centinaia di milioni di anni) \u00e8 stato uno dei primi indicatori che le meteoriti di ferro sono meno colpite dall\u2019erosione spaziale, rispetto a quelle di tipo pietroso, dal bombardamento delle micro meteoriti. Classificata come \u201cMeteorite di ferro, ottaedrite IIIAB-anomala, del peso di 63kg. L\u2019insieme delle 11 meteoriti ferrose IIIAB classificate \u00e8 da considerarsi come testimonial in quanto nel suo inventario di oligoelementi risulta uno strano contenuto di Irridio. La maggior parte della meteorite Treysa \u00e8 conservata presso il Museo di Mineralogia di Marurg in Germania.<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7fa4dc1 elementor-section-boxed elementor-section-height-default elementor-section-height-default wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no\" data-id=\"7fa4dc1\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1891e31\" data-id=\"1891e31\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8c56561 elementor-widget elementor-widget-image\" data-id=\"8c56561\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"525\" height=\"412\" src=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-006.jpg\" class=\"attachment-large size-large wp-image-1175\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-006.jpg 595w, https:\/\/mail.meteorititalia.org\/wp-content\/uploads\/2020\/08\/image-006-300x235.jpg 300w\" sizes=\"100vw\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-9b6069f\" data-id=\"9b6069f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-71e34ea elementor-widget elementor-widget-text-editor\" data-id=\"71e34ea\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\">\n\t\t\t\t<p>Anche su questo francobollo \u00e8 presentato un altro frammento della meteorite Sikhote Alin<\/p>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>REP. DE GUINEE 2019 Il foglietto presenta : &#8211; In alto a Sn. la meteorite \u201cJohnstown\u201d &#8211; In basso a Dx. la meteorite \u201ccondrite H5\u201d &#8211; Sul francobollo una generica \u201cCondrite\u201d Meteorite \u201cJHONSTOWN\u201d Vista cadere il 6 Luglio 1924 dagli abitanti sconvolti dal forte boato dell\u2019esplosione ed un luminoso bagliore ed un puzzo di zolfo. &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/mail.meteorititalia.org\/?p=1159\" class=\"more-link\">Leggi tutto<span class=\"screen-reader-text\"> &#8220;Rep. de Guinee&#8221;<\/span><\/a><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_header_footer","format":"standard","meta":[],"categories":[13],"tags":[],"_links":{"self":[{"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=\/wp\/v2\/posts\/1159"}],"collection":[{"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1159"}],"version-history":[{"count":4,"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=\/wp\/v2\/posts\/1159\/revisions"}],"predecessor-version":[{"id":1418,"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=\/wp\/v2\/posts\/1159\/revisions\/1418"}],"wp:attachment":[{"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1159"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1159"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mail.meteorititalia.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1159"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}