Category Archives: Colombia

2020: Petrology and geochemistry of high-Al chromitites from the Medellin Metaharzburgitic Unit (MMU), Colombia

Petrology and geochemistry of high-Al chromitites from the Medellin Metaharzburgitic Unit (MMU), Colombia Abstract The Medellin Metaharzburgitic Unit (MMU), emplaced onto the western continental margin of Pangea during Triassic time, is located in the Central Cordillera of Colombia and consists of metaharzburgites, minor metadunites and chromitite bodies (Patio Bonito and San Pedro ore deposits). The…
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2020: The Petrologic Nature of the “Medellín Dunite” Revisited: An Algebraic Approach and Proposal of a New Definition of the Geological Body

The Petrologic Nature of the “Medellín Dunite” Revisited: An Algebraic Approach and Proposal of a New Definition of the Geological Body Abstract The “Medellín Dunite”, the main ultramafic body of the Central Cordillera of Colombia, constitutes a fragment of oceanic lithospheric mantle formed at a back–arc basin/incipient arc scenario emplaced onto the western continental margin…
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  • 2020: Diamond forms during low pressure serpentinisation of oceanic lithosphere

    Diamond forms during low pressure serpentinisation of oceanic lithosphere Abstract Diamond is...
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