Sökning: "Karoo sequence"

Hittade 2 uppsatser innehållade orden Karoo sequence.

  1. 1. Internal geology and emplacement processes of Kimberlites, Case Study from the Tsabong Kimberlite Field, Botswana

    Master-uppsats, Luleå tekniska universitet/Geovetenskap och miljöteknik

    Författare :Mpho Ndebele; [2020]
    Nyckelord :Kimberlites; Geology; Emplacement Processes; Botswana;

    Sammanfattning : The Crateceous (85 Ma) MK1 pipe is part of the Tsabong kimberlite cluster located approximately550km south west of Gaborone and geologically found within the Kapvaal Craton. The Tsabongkimberlite field consists of 86 known kimberlites. The MK1 pipe is the largest of this cluster at 140ha,1. LÄS MER

  3. 2. Palaeogeography and sedimentation models for the Whitehill-Irati sea during the Permian of South America and southern Africa

    Magister-uppsats, Lunds universitet/Geologiska institutionen

    Författare :Mika Remelin; [1994]
    Nyckelord :mesosaurid reptiles; mesosaurus tenuidens; stereosternum tumidum; brazilosaurus sanpauloensis; endemic; aquatic; continental drift; Whitehill Shale Formation; Irati Shale Formation; Parana basin; Karoo basin; Namibia; anoxic; stratification; Ecca Group; Karoo sequence; palaeogeography; sedimentation models; Earth and Environmental Sciences;

    Sammanfattning : The endemic mesosaurid reptiles of the Whitehill-Irati sea in southern Africa and South America during the Permian were studied with preference for the Namibian material. To date three valid mesosaurid species have been described of which two occur on both continents. LÄS MER