Haɗa

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Menene labarin ramin da ya hadiye helikwafta?

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Mafi girman ma'adinin lu'u-lu'u a duniya yana cikin birnin Mirny na Yakutia na kasar Rasha.
Wannan ma'adanin rami ne mai zurfin mita 525 da diamita kilomita 1.2.
An gano ma'adinan ne a shekara ta 1953 kuma an gina birnin "Mirny" kusa da shi, wanda a yanzu yana da mutane kusan 35.
A shekarar 1960, samar da lu'u-lu'u ya kai kilogiram 2, kashi 20% daga cikinsu na da inganci da ake amfani da su wajen sana'ar kayan ado, sauran kashi 80% kuma ana amfani da su ne wajen masana'antu.
Darajar lu'u-lu'u da aka haƙa daga 1957 zuwa 2001 ya kai dalar Amurka biliyan 17.
Mahakar ma'adinan ta fadada tsawon shekaru, inda ake bukatar manyan motoci su yi tafiyar kilomita 8 (da'ira) don isa kasan ma'adinan.
An hana jirage masu saukar ungulu tunkararsa saboda tsoron tsotsawa cikin kasan babban rami.
Baya ga hadarin zaizayar kasa da ka iya hadiye wani bangare na birnin da ke kusa da ma'adinan.

Ryan Sheikh Mohammed

Mataimakin Babban Edita kuma Shugaban Sashen Hulda da Jama'a, Bachelor of Civil Engineering - Sashen Topography - Jami'ar Tishreen An Horar da Ci gaban Kai.

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