Mapangidwe, Sayansi
Mungandiuze kumene kuli miyala zagolide
Kodi ife kuwerengetsa theoretically, mu ziti underlain ndi miyala zagolide, kudziwa kuchuluka kwa nkhokwe zake m'munda makamaka, kusankha kumanga kampani yopindulitsa migodi apa? Pambuyo kufufuza, pobowola kwambiri zitsime ndi kufufuza mabomba kutenga zaka, ndi madola oposa chikwi. Kodi pali malo ena aliwonse pa zomwe ndikuganiza pamaso mkati mwa dziko matumbo wapatali zitsulo? Kalanga, palibe chilengedwe "Chinsinsi" Kufunafuna madipoziti zagolide anthu silinakwaniritsidwe anatulukira. Ngakhale nthawi yaitali ndinaganiza za nkhani imeneyi.
Gold miyala amafuna miyala ndi nthaka yodziŵiratu zinthu pasadakhale, kudzoza, pafupifupi luso. Mu umodzi yokha m'dera ndi dendrites pafupifupi kunyezimira kunsi kwa mapazi ake, pokhala winayo ali ndi zizindikiro zonse m'munsili, ndi thanthwe ndi ngakhale wa zitsulo wapatali. Kumvetsa chiyambi cha nkhani iyi kwa anthu adakhumba zinthu amalola kuphunzira njira kunachitika matumbo a dziko kuti akuya makumi angapo makilomita.
Koma kudziŵa zimenezi wosatenga ife pafupi ndi mzere pansi: kufunafuna miyala ya golide theoretically. Kolorayidi ndi sulphide malo ambiri, koma zitsulo anakhumba opezeka osati aliyense wa iwo. Izo zikhoza kapadera kuti thunthu la chidwi kwa ife inakhazikitsidwa ku m'dambo wakale alluvial wa kunyanja, anakwiriridwa pansi makilomita ambiri mu dziko lapansi. Kumeneko, mchikakamizo cha kutentha ndi kuthamanga, izo kusungunuka kwa madzi chiphalaphala anadutsa fissures ndi zolakwa mu mawonekedwe solidified miyala kapena yokha. Koma amanena za sayansi sapereka ife kugwiritsa ntchito.
Tiyeni tiyese kupita njira ina: kudziwa mchere mndandanda, zomwe nthawi zambiri amapita miyala golide. anzake ndi miyala ina ya mtengo wapatali - siliva, pulatinamu, palladium, iridium, ruthenium, osmium ndi rhodium. Komanso intergrowth pafupi ndi splashes wa golide zimachitika zochepa wolemekezeka zimasokoneza: khwatsi, argentite, galasi, galena, adular, albite, ametusito. Koma vuto ndi kuti makina amenewa kawirikawiri alibe limodzi mbewu golide, choncho sangathe kutumikira ife ngati kalozera ndi kufunafuna pachimake wokondedwa.
Gold migodi mu Russia kwa nthawi yaitali anali ikuchitika madipoziti alluvial, kuti kumene izo leach ku mitsinje pamwamba. Ndipo mayiko ena anakonza zida kusaka kwatsopano ndi chitukuko cha sayansi, tili ndi mfuti wofunafuna anakhalabe ufa inde sieve. Mwamwayi, malo athu otseguka kwa madipoziti awa akadali kwambiri. Pamene iwo wotopa ndi Urals, accumulations lalikulu la madipoziti alluvial anali inapezeka Siberia ndi Far East.
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