These are alkaline pegmatites emplaced into mafic-ultramafic stonesThese are alkaline pegmatites emplaced into mafic-ultramafic stones
November 9, 2023November 9, 2023 0 Comments
These are alkaline pegmatites emplaced into mafic-ultramafic stones The term ‘pegmatite’ has been utilized to explain stones from very changeable{...}