{"id":5753,"date":"2020-11-23T18:29:00","date_gmt":"2020-11-23T17:29:00","guid":{"rendered":"https:\/\/beta.svetkamene.eu\/?p=5753"},"modified":"2021-10-12T08:34:28","modified_gmt":"2021-10-12T06:34:28","slug":"wydobycie-w-dolinie-obriho-dolu-czesc-2","status":"publish","type":"post","link":"https:\/\/svetkamene.eu\/index.php\/pl\/2020\/11\/23\/wydobycie-w-dolinie-obriho-dolu-czesc-2\/","title":{"rendered":"Wydobycie w dolinie Ob\u0159\u00edho dolu &#8211; cz\u0119\u015b\u0107 2"},"content":{"rendered":"\n<h4>Piec na arsen<\/h4>\n\n\n\n<p>W XVII wieku Jacob de Waggi w miejscowo\u015bci, kt\u00f3ra dzisiaj nosi nazw\u0119 Pec pod \u015anie\u017ck\u0105, zbudowa\u0142 piec arszenikowy, tzw. piec do trucizny czyli piec do przerabiania rudy arsenu. Arsen by\u0142 sk\u0142adnikiem pow\u0142ok do drewnianych kad\u0142ub\u00f3w du\u017cych statk\u00f3w zamorskich, a&nbsp;zapotrzebowanie na niego rozpocz\u0119\u0142o szczytowy okres wydobycia. W 1836 roku przej\u0105\u0142 kierownictwo wroc\u0142awskiej firmy \u201earszenikowej\u201d Ruffer i&nbsp;pod jego rz\u0105dami nast\u0105pi\u0142 okres najwi\u0119kszego wydobycia na terenach Ob\u0159\u00edho dolu, roczna produkcja wzros\u0142a do 50 ton miedzi i&nbsp;120 ton arsenu. Od lat sze\u015b\u0107dziesi\u0105tych produkcja zacz\u0119\u0142a spada\u0107, z\u0142o\u017ca by\u0142 coraz s\u0142absze i&nbsp;g\u0142\u0119biej po\u0142o\u017cone, koszty wydobycia sta\u0142y si\u0119 wy\u017csze, a&nbsp;zw\u0142aszcza gwa\u0142townie spad\u0142o zapotrzebowanie na arsen, gdy najwi\u0119kszy odbiorca port w Hamburgu, zacz\u0105\u0142 powleka\u0107 kad\u0142uby blach\u0105.W 1876 r. piec zosta\u0142 zgaszony i&nbsp;nigdy ju\u017c nie wznowiono eksploatacji.<\/p>\n\n\n\n<div style=\"height:47px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4>Surowce wydobywane<\/h4>\n\n\n\n<p>G\u0142\u00f3wnym celem historycznego wydobycia na terenach Ob\u0159\u00edho dolu by\u0142y rudy polimetaliczne, zw\u0142aszcza siarczki pirotytu (FeS), arsenopirytu (FeAsS) i&nbsp;chalkopirytu (CuFeS<sub>2<\/sub>), kt\u00f3re s\u0105 ze sob\u0105 przestrzennie powi\u0105zane i&nbsp;zawieraj\u0105 opr\u00f3cz \u017celaza arsen i&nbsp;mied\u017a. Wyst\u0119puj\u0105 r\u00f3wnie\u017c sfaleryt (ZnS), piryt (FeS<sub>2<\/sub>), galena (PbS), magnetyt (Fe<sub>3<\/sub>O<sub>4<\/sub>) i&nbsp;tylko mikroskopijnie obecny stanin (Cu<sub>2<\/sub>FeSn<sub>4<\/sub>). Mo\u017cna r\u00f3wnie\u017c znale\u017a\u0107 czysty bizmut i&nbsp;kasyteryt. Do minera\u0142\u00f3w niemetalicznych nale\u017c\u0105 granaty andradydowe i&nbsp;gruboziarniste, kryszta\u0142owe, fio\u0142kowor\u00f3\u017cowe i&nbsp;schelit. W\u0142a\u015bnie dzi\u0119ki niemu w\u015br\u00f3d kolekcjoner\u00f3w daleko poza granicami naszej ojczyzny roznios\u0142a si\u0119 wie\u015b\u0107 o&nbsp;Ob\u0159\u00edm dole. Scheelit jest zwykle szarobia\u0142y a\u017c \u200b\u200bbezbarwny, ale pod \u015anie\u017ck\u0105 wyst\u0119puje r\u00f3wnie\u017c jego rzadsza odmiana o&nbsp;pomara\u0144czowym kolorze. Ze wzgl\u0119du na to, \u017ce scheelit zawiera wolfram, w latach 1952-1959 zosta\u0142y przeprowadzone badania geologiczne tego miejsca. W tym czasie na terenach Ob\u0159\u00edho dolu g\u00f3rnicy za\u0142o\u017cyli system prawie siedmiu kilometr\u00f3w korytarzy, komin\u00f3w i&nbsp;szyb\u00f3w, kt\u00f3re cz\u0119\u015bciowo \u0142\u0105czy\u0142y si\u0119 ze \u015bredniowiecznymi kopalniami. Wolfram by\u0142 u\u017cywany do tworzenia najskuteczniejszych pocisk\u00f3w przeciwpancernych.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"987\" height=\"649\" src=\"https:\/\/beta.svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-25-2.png\" alt=\"\" class=\"wp-image-5754\" srcset=\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-25-2.png 987w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-25-2-300x197.png 300w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-25-2-768x505.png 768w\" sizes=\"(max-width: 987px) 100vw, 987px\" \/><\/figure>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4>Dost\u0119p do kopalni Kov\u00e1rna<\/h4>\n\n\n\n<p>23 lipca 1988 roku speleolodzy z&nbsp;Alberty po&nbsp;raz pierwszy zobaczyli wn\u0119trze kopalni Kov\u00e1rna &#8211; ogromne wykopaliska, staro\u017cytne urz\u0105dzenia g\u00f3rnicze, pi\u0119kne konstrukcje skalne, ale tak\u017ce odpady ze zburzonej chaty Kov\u00e1rna. Ze wzgl\u0119du na stabilno\u015b\u0107 strop\u00f3w w przestrzeniach podziemnych zrodzi\u0142 si\u0119 pomys\u0142, aby cz\u0119\u015b\u0107 rob\u00f3t g\u00f3rniczych mo\u017cna by\u0142o zmodyfikowa\u0107 i&nbsp;udost\u0119pni\u0107 zwiedzaj\u0105cym. Prawie pi\u0119\u0107 lat zaj\u0119\u0142o uzyskanie wszystkich niezb\u0119dnych dokument\u00f3w i&nbsp;zg\u00f3d od wszystkich stron post\u0119powania. W\u015br\u00f3d mieszka\u0144c\u00f3w zacz\u0119\u0142y kr\u0105\u017cy\u0107 \u201esprawdzone\u201d informacje, \u017ce w\u0142adze g\u00f3rnicze wyrzuci\u0142y z\u00a0kopalni groto\u0142az\u00f3w, \u017ce administracja Karkonoskiego Parku Narodowego zabroni\u0142a wszystkiego, lub \u017ce speleolodzy w og\u00f3le nie byli zainteresowani otwarciem kopalni, a&nbsp;jedynie jej zaj\u0119ciem, grabie\u017c\u0105 minera\u0142\u00f3w i&nbsp;sprzedawanie go za \u201eci\u0119\u017ckie\u201d pieni\u0105dze na gie\u0142dach. Prawda by\u0142a oczywi\u015bcie zupe\u0142nie inna. Op\u00f3\u017anienie by\u0142o spowodowane g\u0142\u00f3wnie restytucj\u0105 ziemi wraz z&nbsp;wej\u015bciem do zak\u0142ad\u00f3w g\u00f3rniczych Kov\u00e1rna i&nbsp;Barbora. Troch\u0119 czasu zaj\u0119\u0142o ustalenie, do kogo w\u0142a\u015bciwie nale\u017cy ziemia, i&nbsp;dopiero wtedy mo\u017cna by\u0142o zawrze\u0107 umow\u0119 z&nbsp;Urz\u0119dem Powiatowym w Trutnovie. Wszystkie koszty dost\u0119pu pokryli speleolodzy z&nbsp;Alberty, co \u0142\u0105cznie wynios\u0142o pi\u0119\u0107 milion\u00f3w koron. I&nbsp;dopiero w 2004 roku kopalnia mog\u0142a przyj\u0105\u0107 pierwszych zwiedzaj\u0105cych. Zainteresowanie by\u0142o tak du\u017ce, \u017ce operatorzy postanowili udost\u0119pni\u0107 najpi\u0119kniejszy fragment historycznego wyrobiska g\u00f3rniczego i&nbsp;pokaza\u0107 go podczas wycieczki. Otwarcie zako\u0144czy\u0142o si\u0119 sukcesem w 2011 roku. Dawna kopalnia czynna jest tylko w wakacje, jednak co roku odwiedza j\u0105 1500 turyst\u00f3w, a&nbsp;terminy s\u0105 zarezerwowane z&nbsp;du\u017cym wyprzedzeniem.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"990\" height=\"656\" src=\"https:\/\/beta.svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-26-2.png\" alt=\"\" class=\"wp-image-5755\" srcset=\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-26-2.png 990w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-26-2-300x199.png 300w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-26-2-768x509.png 768w\" sizes=\"(max-width: 990px) 100vw, 990px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"989\" height=\"652\" src=\"https:\/\/beta.svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-23-2.png\" alt=\"\" class=\"wp-image-5756\" srcset=\"https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-23-2.png 989w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-23-2-300x198.png 300w, https:\/\/svetkamene.eu\/wp-content\/uploads\/2021\/10\/image-23-2-768x506.png 768w\" sizes=\"(max-width: 989px) 100vw, 989px\" \/><\/figure>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u0179r\u00f3d\u0142o: \u00a0<a href=\"http:\/\/www.lomyatezba.cz\">www.lomyatezba.cz<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Piec na arsen W XVII wieku Jacob de Waggi w miejscowo\u015bci, kt\u00f3ra dzisiaj nosi nazw\u0119&#8230;<\/p>\n","protected":false},"author":31,"featured_media":2997,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[374],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.1 - 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