Origin and Role of Kaolinization in Roll-Front Uranium Deposits and Its Response to Ore-Forming Fluids in the Yili Basin, China

Figure 5

(a) Uranium minerals and micritic kaolinite filling-in leached pores of K-feldspar. (b) EDX analysis of area in (a). (c) Grape-like uraninite imbedded in stacks of micritic kaolinite. (d) EDX analysis of area in (c). (e) Micritic kaolinite adsorbing uranium (white area). (f) EDX analysis of area in (e). (g) Micritic kaolinite stack adsorbing uranium (white area). (h) EDX analysis of area in (g). Mkaol: micritic kaolinite; U: uranium mineral; Kfl: K-feldspar.

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