Essays about: "Alteration halo"

Found 3 essays containing the words Alteration halo.

  1. 1. Factors governing marble lightness in peripheral alteration haloes around carbonate-hosted Zn-Pb-Ag-(Cu-Au) deposits, Garpenberg, Sweden

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Marcus Eriksson; [2020]
    Keywords : Carbonate; Zn; Pb; Ag; Cu; Au; Alteration haloes; marble; lightness; Bergslagen; Garpenberg;

    Abstract : A Master thesis about the Garpenberg deposit located in Bergslagen, a lithotectonic domain, with a mining history that might date back as far as 350 BC. Marble- and skarn-hosted sulfide deposits are found in the area, which creates the opportunity to mine both limestone and sulfidic ore in a single mine. READ MORE

  3. 2. Mineralogical and Geochemical characterization of the Fe-Cu-Occurrence and associated Hanging wall and Footwall Alteration halo of the Viscaria D-Zone, Kiruna District, Northern Sweden

    University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

    Author : Madelen Estholm; [2019]
    Keywords : Alteration halo;

    Abstract : Northern Norrbotten County is one of the three major ore producing districts in Sweden. Based on the predominance of epigenetic Cu-Au and Fe-oxide mineralization this region is regarded as a typical IOCG province. The massive to layered Viscaria Cu-deposit is proposed to be a VMS deposit of Besshi-type and is unique in deposit type of the region. READ MORE

  4. 3. Metamorphosed and partially molten hydrothermal alteration zones of the Akulleq glacier area, Paamut gold province, South-West Greenland

    University essay from Lunds universitet/Geologiska institutionen

    Author : Magnus Asiboh Tebi; [2011]
    Keywords : remobilized gold; South-West Greenland; Paamiut gold province; hydrothermal alteration; sulfide; Paamiut guldprovins; sydvästra Grönland; hydrotermal omvandling; sulfid; Earth and Environmental Sciences;

    Abstract : Området kring akulleqglaciären ligger i närheten av bosättningen Paamiut, sydvästra Grönland. Tonalit- trondhjemit och granodioritgnejser (TTG) utgör huvudlitologin i området. Inom TTG-gnejserna återfinns ett cirka 1 km brett hästskoformat bälte av suprakrustala bergarter. READ MORE