Geology and uranium deposits of the Temple Mountain District, Emery County, Utah

4. Isopach map of Moss Back Member, Temple Mountain area_____________________________--.._ 22 5, 6. Diagrams: 5. Dip directions of crossbeds in the Moss Back Member.______________________ 26 6.Orientation of fossil logs in the Moss Back Member in the south part of the Temple Mountain district.---_--_-_-_____--__-_-_--_------277. Map showing generalized structure of part of the Temple Mountain district before faulting__-___-_-.___--__--328. Photograph of fractured and altered petroliferous sandstones, Temple Mountain collapse structure._________39 9. Diagram showing possible mode of origin of low-angle fractures in downwarped bedded sedimentary rocks near the Temple Mountain collapse structure._______40 10, 11.Fence diagrams: 10.Ore body 3, Calyx 8 mine________ _ ___ 48 11.Ore bodies 4 and 5, Calyx 8 mine.____________49 12. Map showing inferred structure of the Temple Mountain mineral belt before faulting._______________________53 13.Cross section of Vanadium King 5 mine, showing fracturecontrolled ore_-------_-_---________________---__-55 14.Photograph of fractured-controlled(?j ore in the Moss Back Member, at the Camp Bird 7 mine.___._-_---_ 55 15, 16.Sketch sections: 15.Fracture-controlled distribution of asphaltite nodules in mudstone, Calyx 8 mine________ 56 16.Fracture-controlled alteration in the Church Rock Member of the Chinle Formation, Temple Mountain_______________________ 59 VI CONTENTS FIGURE 17-19.Photomicrographs: Page 17. Zoned pyrite associated with asphaltite and sphalerite, and pyrite in uraniferous asphaltite nodule__ _ ________________________________ 67 18. Polished section of uraninite in asphaltite-_____ 72 19.Montroseite in interstices of sandstone, and silicified wood veined with montroseite and asphaltite-_ ______________________________ 74 20.Camera-lucida drawings of adjacent dolomitic and nondolomitic areas in altered sandstone in the Moss Back Member.. _ __