Photos of the latest drill cores from the area, NorraÄngen, Sweden.
All drill cores have mineralization from the surface, all the way down to the current 407 meters.
Coltan, also known as "blue gold"
Columbite is a mineral that is used especially in steel alloys in order to increase the strength of industrial pipes or aircraft components; it can also be found in turbines, electronic devices and in the batteries that are being developed by the car industry.
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Drillcores, depth 4,68 m
Drillcores depth 64 m.
Drillcore depth 73,3m
Drillcore depth 86,60m with Olivin
Drillcore depth 250 m, with a small "cave" with Turmaline.