DOI:10.1016/j.gexplo.2010.05.001 ; The quartz veins containing scheelite from Fonte Santa mine cut the Lower 10 Ordovician quartzites. A muscovite-biotite granite (G1) and a muscovite granite (G2), 11 both S-type, crop out close to the Fonte Santa mine and are related to the Moncorvo - 12 Bemposta shear zone. The most altered samples of G2 show intense muscovitization and 13 microclinization and contain chlori...
Weathering and hydrochemistry associated with the old mine workings at Fonte Santa (NE Portugal)
The quartz veins containing scheelite from Fonte Santa mine area were exploited for W between 1942 and 1982. At the end of November 2006, a flood event damaged the dam land of Fonte Santa mine and metal content of water increased. Fonte Santa mine area cuts the quartzites close to the Fonte Santa muscovite granite. The granite contains quartz, microcline, albite, muscovite, chlorite, columbite-tantalite, volfra...
The quartz veins containing scheelite from Fonte Santa mine area were exploited for W between 1942 and 1982. At the end of November 2006, a flood event damaged the dam land of Fonte Santa mine and metal content of water increased. Fonte Santa mine area cuts the quartzites close to the Fonte Santa muscovite granite. The granite contains quartz, microcline, albite, muscovite, chlorite, columbite-tantalite, volfra...
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