Fig. 4From: Geochemical dispersion of gold-bearing quartz veins in the Wadi Abu Khusheiba area in Southern Jordanpolarized light photomicrographs (XPL) showing the primary minerals of the rock chip samples. a mosaic and cryptocrystalline Qz. b orthoclase. c Aplite fragments with cryptocrystalline Qz, d Opaque minerals. Aplt frg = aplite fragment, op, Opaque; orth, orthoclase; cryp, cryptocrystalline; Qz, QuartzBack to article page