Final Report - Yola

Figure – 2: Geological Map of Shingus – Buleche Pegmatite 2.5 gemstones and gem bearing pegmatite of stak-nala roundo. 2.5.1 Tourmaline Bearing Pegmatites at Stak – Nala . These pegmatites are located 13 km north of the Indus River on the West Side of the Stak valley, at an elevation of … ................
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