Essays about: "sulfide-bearing rock"

Found 2 essays containing the words sulfide-bearing rock.

  1. 1. Evaluation of long-term effects of excavated sulfide-bearing rock : - A case study in western Sweden

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

    Author : Ida Sundblom; [2022]
    Keywords : sulfide-bearing rock; acid rock drainage; sulfide oxidation;

    Abstract : Sulfide-bearing rock that is excavated in conjunction with construction projects can cause environmental and construction engineering problems. Sulfidic minerals oxidize when they are exposed to an oxidant and water, which can make them generate acid rock drainage (ARD) with high concentrations of metals and sulphate. READ MORE

  3. 2. Mineralogical speciation of sulfur in acid sulfate soils from Luleå, Sweden

    University essay from Luleå tekniska universitet/Geovetenskap och miljöteknik

    Author : Niklas Gunnarsson; [2018]
    Keywords : acid sulfate soil; metal leakage; low pH; SEM; elemental sulfur; framboidal pyrite;

    Abstract : Marine sulfide – bearing sediments that oxidize when in contact with oxygen and leach outelements in high concentrations to small watercourses have been a problem for many years allover the world especially around the Bothnian Bay. The purpose of this study was to furtherinvestigate the sulfur mineralogy present in acid sulfate soils in the area of Luleå, Sweden. READ MORE