… of the ore is highly consistent with the primary depositional and biogenic structures of the host
sandstones. Copper ores replace wood debris and diagenetic … previous diagenetic calcite …

… This project deals with the nature and timing of sandstone-hosted copper mineralization
located in the South Pyrenean thrust-belt/foreland basin system. The host rocks were deposited …

… higher than that in laminar ores formed during the diagenetic … kerogen in ore and rock have
been observed with a Model MPV-… subsequent diagenetic process, the copperrich sediments …

… from early diagenesis of ore host sediments to basin … comes from sandstone-hosted ore
immediately underlying the … occur in rocks ranging in age from Early Proterozoic to late Tertiary, …

… is controlled by similar sedimentary, diagenetic and … The data support a post-orogenic
fluid-mixing model for the … grades (< 0.1%), with exception of some horizons with higher grades …

… Still higher iron solubilities should result from the formation of ferrous chloride complexes;
their … Similar textures in sandstone-hosted uranium deposits also have been attributed to iron …

… -Miocene clastic sedimentary rock sequences formed within … Copper sulfides occur
mainly as replacement of diagenetic pyrite, … (D): Hand specimen of sandstone-hosted sulfide …

… origin related to the early diagenetic stage. Geochemical … descriptive and genetic models
for the RCB deposits based on … sulfide mineral that was formed at the early diagenetic stage. …

… Beyond the boundary of highs no copper contents higher … dispersed copper and its subsequent
deposition or diagenetic … large belts of sandstone-hosted copper deposits and ancient …

… , suggestive of an early diagenetic lacustrine origin. In contrast… ) and the formation of the
successive sedimentary basins are … copper has been found at the basis of the Tertiary sediments …