Essays about: "geochemical modeling"

Showing result 1 - 5 of 7 essays containing the words geochemical modeling.

  1. 1. Geochemical tracing of Arsenic sources in groundwater at the remediated Storliden mine, Skellefte district

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

    Author : Matilda Edvardsson; [2021]
    Keywords : Arsenic; groundwater; Sulfide oxidation; Arsenopyrite; Storliden; remediation; Arsenik; grundvatten; sulfidoxidation; Arsenikkis; Storliden; efterbehandling;

    Abstract : The Swedish mining industry has changed from the historical situation with several smaller mines to the present situation with a few, bigger mines. This results in presence of abandoned mines around Sweden. Remediation of mines is regulated by legislation and the present demands are considerably higher than it was some decades ago. READ MORE

  3. 2. Distribution and mobilization of heavy metals at an acid mine drainage-affected region, South China

    University essay from Linköpings universitet/Tema Miljöförändring

    Author : Chen Luo; [2020]
    Keywords : acid mine drainage; arsenic; cadmium; geochemical modeling; heavy metals; lead; principal component analysis;

    Abstract : Dabaoshan Mine Site (DMS) is the biggest polymetallic mine in South China. The Hengshi River receives acid mine drain (AMD) waste leaching from the tailings pond and run-off from the treatment plant which flows into the Wengjiang River, Beijiang River, before discharging into the Pearl River. READ MORE

  4. 3. Effects of uranium mining on groundwater - Geochemical modeling of aqueous uranium speciation due to changing redox conditions.

    University essay from KTH/Mark- och vattenteknik

    Author : Adrian Gronowski; [2013]
    Keywords : Uranium mining; Uranium speciation; Uraninite; Uranium groundwater transport; Visual Minteq;

    Abstract : As a consequence of rising uranium prices an interest in Sweden’s U deposits has emerged. This raises the important question of the possible environmental impacts of U mining operations. One of the most significant and serious issues is the contamination of groundwater by U following mining activities. READ MORE

  5. 4. Moshyttan: Sweden’s oldest known blast furnace? : A multiproxy study based on geochemical and pollen analyses

    University essay from Institutionen för ekologi, miljö och geovetenskap

    Author : William Lidberg; [2012]
    Keywords : Metallurgy; Lake Sediment; Geochemistry; Pollen; Blast furnace;

    Abstract : Radiocarbon datings in a previous study suggested that Moshyttan in Nora bergslag is the oldest blast furnace in Sweden and Europe. The aim of this study was specifically to study the origin of the Moshyttan blast furnace to answer the question: when was the blast furnace at Moshyttan established? To this end, a 2. READ MORE

  6. 5. Numerical Model of a Fossil Hydrothermal System in the Southern East Pacific Rise Exposed at Pito Deep

    University essay from Uppsala universitet/Luft-, vatten- och landskapslära

    Author : Páll Björgúlfsson; [2012]
    Keywords : Hydrogeology; Pito Deep; Numerical Model; Hydrothermal System;

    Abstract : The Mid Ocean Ridge system with its volcanism and related hydrothermal activity has been a subject for many studies since the discovery of high temperature hydrothermal vents at the ridge surfaces in the 1970´s. This thesis focuses on deep sea hydrothermal activity on a superfast spreading ridge, the SouthernEast Pacific Rise (SEPR). READ MORE