The unique specimen is currently ... deep underground in a pegmatite — an igneous rock. Its chemical formula is Bi³⁺Sb⁵⁺O₄ with traces of tantalum. The rarest mineral in the world ...

The mineral resource estimate covers 8 of 13 spodumene-bearing pegmatite dykes that comprise LIFT's YLP (Figure 1). The consolidated in-pit MRE is reported at 50.4 million tonnes (Mt) grading 1.00 ...

Horn and Jackpine Showings: Exposed coarse-grained grey pegmatite with biotite, apatite, and radioactive minerals, primarily uraninite. Diamond drilling indicated elusive, lens-like radioactive ...

Average density values were assigned to pegmatite and waste domains based on a database of 2,062 samples. Li-FT envisions that the YLP deposits may be mined using open-pit mining methods. Mineral ...