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Thread: Zanimljivosti iz nauke

  1. #701
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    Nešto je i bzvz, nešto znadoh, nešto sumnjah, a za nešto i prvi put čuh... a sa ovim se prvim ne mogu složit - pa sve i da ljudi kojima se divim to počnu tetovirat na čelo!
    http://pixelizam.com/20-naucnih-stud...mijeh-na-lice/
    Zelim vam samo jedno, a to su dvije stvari: "rad, red i disciplinu".

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    Having a parachute greatly increases your chance of surviving a long fall.
    Have a parachute.

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    Nijesam znao dje drugo ovo da okacim a bas me zanima

    Ukoliko se neko razumije u geologiju moze li mi reci da li postoji sansa da se u planinama Crne Gore kriju plemeniti metali? Tj. koliko je to realno ?
    One Ring to Rule them all...

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    Quote Originally Posted by Gandalf_White View Post
    Nijesam znao dje drugo ovo da okacim a bas me zanima

    Ukoliko se neko razumije u geologiju moze li mi reci da li postoji sansa da se u planinama Crne Gore kriju plemeniti metali? Tj. koliko je to realno ?
    Veoma su male šanse za tako nešto. Područje Crne Gore su većinom mlade stjene, mlađe od 450 miliona godina, većinom dolomit (krečnjak) sa malo stjena magmatskog porjekla.

    Sve plemeniti metali su metali velikog atomskog broja i kao takvi su tokom geološke istorije potonuli u bazalt. Zbog toga plemenite metale sadrže samo stjene vulkanskog porjekla, bilo stare stjene (starije od 450 miliona godina odnosno, originalni bazalt nastao hlađenjem površine planete prije nego li je život počeo da stvara krečnjak i da stvara sedimentarne krečnjačke stjene) ili eruptivni bazalt (granit ili slično).

    U Crnoj Gori postoje neka područja sa inkluzijama starih stjena, međutim to je toliko sporadično da osim zanimljivosti nema veći značaj.

    Evo geološke karte Evrope sa područjima kamenih formacija:

    http://certmapper.cr.usgs.gov/data/e....96&ymax=74.57

    Ovaj link ima odvojenu legendu značenja koja se može naći na ovom linku:

    http://certmapper.cr.usgs.gov/data/w...hic/legend.pdf

    Da bi se bolje razumjeo sadržaj evo i linka sa wikipedije koja objašnjava o kojim se periodima radi i o starosti tih sjena.

    http://en.wikipedia.org/wiki/Period_(geology)


    Sve ovo (osim wikipedije) je sa ovog sitea: http://energy.usgs.gov/OilGas/Assess...logicMaps.aspx

  6. #706
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    Nisam stručnjak ali znam da su naše planine kilometarski slojevi krečnjaka, mislim da tu nema sreće
    Koliko sam čuo, postoje neki plemeniti metali u rudniku boksita ali u zanemarivim tragovima
    It was a business doing pleasure with you

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    Hvala ljudi ovo mi je dosta pomoglo

    A i pokazalo mi da jedan dio Durmitora pripada ovom periodu oko 450 miliona starom sto me je i zanimalo
    One Ring to Rule them all...

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    Po legendama Zlatica je dobila ime po rudniku zlata u davnim vremenima, al to je legenda. Dal je moguće, to već ne znam.
    Od druga znam da se iz nekog durmitorskog majdana vadi kvalitetan kamen jedino.

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    Has-first-dark-matter-particle-been-found?



    http://www.iflscience.com/physics/ha...cle-been-found

    I am so post-rock I shit sad birds.


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    Quote Originally Posted by Dutch View Post
    Po legendama Zlatica je dobila ime po rudniku zlata u davnim vremenima, al to je legenda. Dal je moguće, to već ne znam.
    Od druga znam da se iz nekog durmitorskog majdana vadi kvalitetan kamen jedino.
    Mene ovamo zanimaju potoci. Stalno sam po planini, gledam ove potocice i izvore a i gledao sam na Discovery ove emisije o zlatu u Kanadi i Aljasci pa reko da narucim onaj jedan tanjir sa ebay-a cisto da se zanimam uz setnju
    One Ring to Rule them all...

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    I am so post-rock I shit sad birds.


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    Last edited by clapton; 16-03-14 at 01:55.

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    I am so post-rock I shit sad birds.


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    I am so post-rock I shit sad birds.


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    wtf




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    Funy, rasporedjuj ovo ako dje treba.

    I am so post-rock I shit sad birds.


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    Posljednjih nekoliko dana na Youtubeu je postao popularan jedan video o bizonima koji bježe iz Yellowstona, navodno predviđajući kataklizmu odnosno erupciju Yellowston-ske kaldere (supervulkana).

    Iz čitavog niza videa doom predikcija o ovome pronašao sam jedan trezveni i skeptičan koji dosta objašnjava o ovom događaju.



    Između ostalog evo i jednog zanimljivog komentara sa istog videa:
    They must be suicidal Bison then because they are running TOWARD the park. Oops small bit of info that might change the whole 'theory'. LOL. Probably why there is a question mark in the title.

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    It was a business doing pleasure with you

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