The Kola Superdeep Borehole (Russian) ndiwo mugumisiro yesayenzi kuchera chirongwa Soviet Union muna Pechengsky District, pamusoro Kola Peninsula. The chirongwa akaedza kuchera zvakadzika sezvinobvira kupinda Earth kuti crust. Kuchera akatanga musi waMay 24, 1970 uchishandisa Uralmash-4E, uye gare gare Uralmash-15000 akatevedzana kuchera rig. Boreholes vakanga drilled kubudikidza branching kubva nechepakati gomba. The yakadzika, SG-3, yakasvika 12,262 metres (40,230 ft; 7.619 mi) (Zvinodiwa kuongorora. Maererano akanyorwa pamusoro mugomba, ari 12,226 m kudzika, 1989 zvakadzama) uye ndiyo yakadzika pfungwa panyika, sezvo May 2019. The kuchera ari 23 metres (9 ft) pakureba. In tichitarisa Earth kuti crust. The kuchera akatanga musi waMay 24, 1970 uchishandisa Uralmash-4E, uye gare gare Uralmash-15000 dzakatevedzana kuchera rig.
Gomba Rokuchera Rakadzika-dzika reKola