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Civgraph

Map

Tellus Radiometric — K/Th/U Ternary RGB

The iconic radiometric ternary composite — K mapped to red, Th to green, U to blue. Reds = potassic (granite, certain volcanics); greens = thorium-rich (resistate sediments, heavy minerals); blues = uranium-rich (organic shales, mineralisation); whites/pale = high in all three; blacks = low…