{"id":1433,"date":"2011-12-03T13:54:13","date_gmt":"2011-12-03T13:54:13","guid":{"rendered":"http:\/\/cms.impact-structures.com\/?page_id=308"},"modified":"2012-02-26T17:12:15","modified_gmt":"2012-02-26T17:12:15","slug":"surface-features-of-the-cobbles","status":"publish","type":"page","link":"http:\/\/estructuras-de-impacto.impact-structures.com\/?page_id=1433","title":{"rendered":"Caracter\u00edsticas superficiales de los cantos"},"content":{"rendered":"<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod107_small.jpg\" alt=\"\" border=\"0\" \/><\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"><span style=\"font-family: 'Trebuchet MS', Helvetica, Geneva, Swiss, SunSans-Regular;\">Canto de cuarcita que muestra una superficie fuertemente marcada por hoyos . Los hoyos son depresiones circulares o elongadas, planas, originadas por los movimientos entre si de cantos en contacto. El color blanco es el resultado de una microfracturaci\u00f3n en la zona de contacto (ver debajo: halo). La notable fracturaci\u00f3n subparalela, de direcci\u00f3n WNW \u2013 ESE, esta asociada con una superficie completamente lisa. Sobre el canto no ha actuado ninguna cizalladura.\u00a0<\/span><\/span><\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\"><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/imagekl\/kl0133.jpg\" alt=\"\" width=\"331\" height=\"250\" border=\"0\" \/><\/span><\/span><\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\">Superficie craterizada de un canto de cuarcita. N\u00f3tese la fuerte fracturaci\u00f3n radial y los abultamientos centrales presentes en los peque\u00f1os cr\u00e1teres.<\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod109_small.jpg\" alt=\"\" border=\"0\" \/><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\">\u00a0<\/span><\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\">Cr\u00e1ter aislado con un distintivo abultamiento central.<\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod1010_small.jpg\" alt=\"\" border=\"0\" \/><\/span><\/p>\n<p>Fotograf\u00eda estereogr\u00e1fica del cr\u00e1ter de la imagen de encima.<\/p>\n<p><span style=\"font-family: 'Trebuchet MS', Helvetica, Geneva, Swiss, SunSans-Regular;\">\u00a0\u00a0<\/span><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod1011_small.jpg\" alt=\"\" border=\"0\" \/><\/span><\/p>\n<p><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\">Un cr\u00e1ter de 4 cm con un abultamiento central. Obs\u00e9rvense los abruptos contornos del cr\u00e1ter.<\/span><\/p>\n<p><span style=\"font-family: 'Trebuchet MS', Helvetica, Geneva, Swiss, SunSans-Regular;\"><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod1012.jpg\" alt=\"\" width=\"500\" height=\"144\" \/><\/span>\u00a0\u00a0<\/span><\/p>\n<p>Un canto de cuarcita con dos cr\u00e1teres opuestos. Otra vez se observan bordes abruptos indicativos de una fracturaci\u00f3n fr\u00e1gil. Para ver el origen de los cr\u00e1teres por espalaci\u00f3n ver debajo.<\/p>\n<p><span style=\"font-family: 'Trebuchet MS', Helvetica, Geneva, Swiss, SunSans-Regular;\"><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod1013_small.jpg\" alt=\"\" border=\"0\" \/><\/span>\u00a0\u00a0<\/span><span class=\"Apple-style-span\" style=\"font-family: 'Trebuchet MS', Helvetica, Geneva, Swiss, SunSans-Regular; line-height: 14px; font-size: xx-small;\">Photograph by courtesy of Tilman Bucher<\/span><\/p>\n<p>Canto de cuarcita mostrando dos contactos por colisi\u00f3n con una fuerte fracturaci\u00f3n radial. N\u00f3tense las extensas fracturas abiertas tensionales sin ninguna cizalla del canto. Esta caracter\u00edstica prueba una deformaci\u00f3n corta en el tiempo y excluye una compresi\u00f3n tect\u00f3nica, la cual habr\u00eda cizallado el componente dentro del conglomerado.<\/p>\n<p><span style=\"font-family: 'Trebuchet MS', Helvetica, Geneva, Swiss, SunSans-Regular;\">\u00a0\u00a0<\/span><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, 'Nimbus Sans L', sans-serif;\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.impact-structures.com\/images\/prod1014.jpg\" alt=\"\" width=\"402\" height=\"331\" \/><span class=\"Apple-style-span\" style=\"font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\">\u00a0<\/span><\/span><\/p>\n<p>El canto fuertemente aplastado de cuarcita, no obstante sin romper en fragmentos, es incompatible con esfuerzos tect\u00f3nicos de larga duraci\u00f3n actuando sobre el conglomerado, pero indica una deformaci\u00f3n en poco espacio de tiempo bajo una gran presi\u00f3n de confinamiento.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Canto de cuarcita que muestra una superficie fuertemente marcada por hoyos . Los hoyos son depresiones circulares o elongadas, planas, originadas por los movimientos entre si de cantos en contacto. El color blanco es el resultado de una microfracturaci\u00f3n en la zona de contacto (ver debajo: halo). La notable fracturaci\u00f3n subparalela, de direcci\u00f3n WNW \u2013 &hellip; <a href=\"http:\/\/estructuras-de-impacto.impact-structures.com\/?page_id=1433\" class=\"more-link\">Continuar leyendo<span class=\"screen-reader-text\"> \u00abCaracter\u00edsticas superficiales de los cantos\u00bb<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1431,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"sidebar-page.php","meta":{"footnotes":""},"class_list":["post-1433","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Caracter\u00edsticas superficiales de los cantos - ERNSTSON CLAUDIN ESTRUCTURAS DE IMPACTO - CR\u00c1TERES METEOR\u00cdTICOS<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/estructuras-de-impacto.impact-structures.com\/?page_id=1433\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Caracter\u00edsticas superficiales de los cantos - ERNSTSON CLAUDIN ESTRUCTURAS DE IMPACTO - CR\u00c1TERES METEOR\u00cdTICOS\" \/>\n<meta property=\"og:description\" content=\"Canto de cuarcita que muestra una superficie fuertemente marcada por hoyos . 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