{"id":12424,"date":"2022-06-28T16:49:22","date_gmt":"2022-06-28T14:49:22","guid":{"rendered":"https:\/\/svetkamene.eu\/?p=12424"},"modified":"2022-07-11T23:59:29","modified_gmt":"2022-07-11T21:59:29","slug":"tajemstvi-kamenu-stonehenge-odhaleno-jasaji-britsti-vedci","status":"publish","type":"post","link":"https:\/\/svetkamene.eu\/index.php\/cs\/2022\/06\/28\/tajemstvi-kamenu-stonehenge-odhaleno-jasaji-britsti-vedci\/","title":{"rendered":"TAJEMSTV\u00cd KAMEN\u016e STONEHENGE ODHALENO, J\u00c1SAJ\u00cd BRIT\u0160T\u00cd V\u011aDCI"},"content":{"rendered":"

Brit\u0161t\u00ed v\u011bdci jsou p\u0159esv\u011bd\u010deni, \u017ee se jim kone\u010dn\u011b poda\u0159ilo s jistotou ur\u010dit, odkud poch\u00e1z\u00ed drtiv\u00e1 v\u011bt\u0161ina kamen\u016f pou\u017eit\u00fdch p\u0159i stavb\u011b starov\u011bk\u00e9ho megalitick\u00e9ho komplexu ve Stonehenge v ji\u017en\u00ed Anglii.<\/strong><\/p>\n

 <\/p>\n

Pracovn\u00edci z Walesk\u00e9ho n\u00e1rodn\u00edho muzea a Leicestersk\u00e9 unverzity lokalizovali p\u016fvod stavebn\u00edho materi\u00e1lu ve Stonehenge jen p\u00e1r des\u00edtek metr\u016f od Craig Rhos-y-felin u Pont Season. \u0158editel muzea Richard Bevin zd\u016fraznil, \u017ee d\u00edky tomuto p\u0159ekvapiv\u00e9mu zji\u0161t\u011bn\u00ed nyn\u00ed v\u011bdci mohou za\u010d\u00edt \u0159e\u0161it z\u00e1hadu zp\u016fsobu, jak\u00fdm byly kameny p\u0159epravov\u00e1ny do hrabstv\u00ed Wiltshire.<\/p>\n

Po dlouhou dobu se v\u011bdeck\u00e1 obec domn\u00edvala, \u017ee stavitel\u00e9 komplexu z doby bronzov\u00e9 z\u00edsk\u00e1vali kameny z pahorkatiny Preseli.V\u011bdci sb\u00edrali vzorky ze skalisek v Pembrokeshiru s c\u00edlem odhalit p\u016fvod kamen\u016f v komplexu nedaleko jihoanglick\u00e9ho Amesbury. Analyzovali jejich miner\u00e1ln\u00ed slo\u017een\u00ed a texturu skal. Touto petrografickou metodou zjistili, \u017ee 99 procent vzork\u016f jsou stejn\u00e9 jako v Pembrokeshiru.<\/p>\n

\"\"<\/p>\n

 <\/p>\n

Pomohl ledovec?<\/h4>\n

Jde o horninu sope\u010dn\u00e9ho p\u016fvodu zvanou riolit, kter\u00e1 se li\u0161\u00ed od jin\u00fdch hornin v ji\u017en\u00edm Walesu a nach\u00e1z\u00ed se v\u00fdhradn\u011b na plo\u0161e pouh\u00fdch n\u011bkolika stovek metr\u016f \u010dtvere\u010dn\u00edch. Jakmile archeologov\u00e9 znaj\u00ed p\u016fvod kamen\u016f, mohou nyn\u00ed p\u0159ikro\u010dit k ov\u011b\u0159en\u00ed, jak byly kameny z Pembroke do Stonehenge v obdob\u00ed mezi lety 3000 a 1600 p\u0159ed na\u0161\u00edm letopo\u010dtem dopraveny. P\u0159edpokl\u00e1dalo se, \u017ee ty nejt\u011b\u017e\u0161\u00ed kusy byly p\u0159epravov\u00e1ny na vorech po \u0159ece Avon a Bristolsk\u00e9m kan\u00e1lu.<\/p>\n

Tuto hypot\u00e9zu ale komplikuje skute\u010dnost, \u017ee Pont Season le\u017e\u00ed severn\u011b od Preseli, tedy relativn\u011b daleko od obou vodn\u00edch tok\u016f. Stavitel\u016fm doby bronzov\u00e9 teoreticky mohla pomoci sama p\u0159\u00edroda – d\u00edky trase ledovce z doby ledov\u00e9 mohla p\u0159ibl\u00ed\u017eit kameny sm\u011brem ke Stonehenge. Nicm\u00e9n\u011b ve zm\u00edn\u011bn\u00e9 walesk\u00e9 oblasti jin\u00e9 kameny stejn\u00e9ho p\u016fvodu nejsou, tak\u017ee i tato mo\u017enost nen\u00ed p\u0159\u00edli\u0161 pravd\u011bpodobn\u00e9.<\/p>\n

V dubnu roku 2000 byl nav\u00edc proveden pokus s p\u0159epravou gigantick\u00e9ho kusu z Walesu do Salisbury jak po zemi, tak po mo\u0159i. Trasa byla dlouh\u00e1 386 kilometr\u016f a b\u011bhem p\u0159epravy byla pou\u017eita pouze lidsk\u00e1 s\u00edla a technologie z doby p\u0159ed 5000 lety. Balvan dodnes odpo\u010d\u00edv\u00e1 na mo\u0159sk\u00e9m dn\u011b u p\u0159\u00edstavu Milford Haven.<\/p>\n

\"\"<\/p>\n

 <\/p>\n

 <\/p>\n

Zdroj: National Geographic<\/a><\/p>\n

Autor: Redakce 8. 9. 2018<\/p>\n","protected":false},"excerpt":{"rendered":"

Brit\u0161t\u00ed v\u011bdci jsou p\u0159esv\u011bd\u010deni, \u017ee se jim kone\u010dn\u011b poda\u0159ilo s jistotou ur\u010dit, odkud poch\u00e1z\u00ed drtiv\u00e1 v\u011bt\u0161ina…<\/p>\n","protected":false},"author":13,"featured_media":12425,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[669],"tags":[],"yoast_head":"\nTAJEMSTV\u00cd KAMEN\u016e STONEHENGE ODHALENO, J\u00c1SAJ\u00cd BRIT\u0160T\u00cd V\u011aDCI - Sv\u011bt Kamene<\/title>\n<meta name=\"description\" content=\"Brit\u0161t\u00ed v\u011bdci jsou p\u0159esv\u011bd\u010deni, \u017ee se jim poda\u0159ilo s jistotou ur\u010dit, odkud poch\u00e1z\u00ed drtiv\u00e1 v\u011bt\u0161ina kamen\u016f pou\u017eit\u00fdch p\u0159i stavb\u011b Stonehenge\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.national-geographic.cz\/clanky\/zname-puvod-kamenu-ve-stonehenge-jasaji-britsti-vedci.html?photo=1\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TAJEMSTV\u00cd KAMEN\u016e STONEHENGE ODHALENO, J\u00c1SAJ\u00cd BRIT\u0160T\u00cd V\u011aDCI - 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