Diabase-hosted copper mineralization in the Qunjsai deposit, West Tianshan, NW China: Geological, geochemical and geochronological characteristics and mineralization mechanism
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DOI: 10.1016/j.oregeorev.2017.11.034
Abstract: Abstract The Qunjsai copper deposit in West Tianshan, Xinjiang, NW China, with a reserve of 7.5 million metric tons of ore grading 0.57 wt% Cu, is characterized by mineralization occurring as sparsely disseminated chalcopyrite, bornite and… read more here.
Keywords: west tianshan; deposit; qunjsai deposit; deposit west ... See more keywords
Geochronology of early Mesozoic diabase units in southwestern China: metallogenic and tectonic implications
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DOI: 10.1017/s0016756818000493
Abstract: Abstract Two phases of diabase-sill-forming magmatism are recorded within the Badu anticline where magmas were emplaced into upper Palaeozoic carbonates and clastic rocks of the Youjiang fold-and-thrust belt in the SW South China Block, China.… read more here.
Keywords: early mesozoic; diabase units; oxygen fugacity; diabase ... See more keywords
Relating soil gas to weathering using rock and regolith geochemistry
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DOI: 10.2475/07.2018.01
Abstract: Weathering-induced fracturing (WIF) has been posited to be a mechanism that develops secondary porosity when mineral reaction fronts separate over depth intervals in regolith, and, in particular, when oxidation (which can promote porosity development through… read more here.
Keywords: oxidation; soil gas; geochemistry; soil ... See more keywords