Neil Fernandes Journey

Sediment-hosted Ore deposits blog part 15 Vazante – Paracatu District, Minas Gerais, Brazil This collage encapsulates what I think is mineral exploration at it’s “highest level”. It is a [...]

Three very different styles of base metal deposit within the same stratigraphic unit! The Upper Triassic – Lower Jurassic carbonates of the Pucara Group are important host rocks for Zn, Pb, [...]

McArthur River Mine and Northern Territory Geological Survey, Australia. In terms of zinc, lead, and silver metal endowment, the Proterozoic sedimentary basins of northern Australia rank number [...]

The many deposits of the Irish midlands form at the intersection between 1. Porous and permeable lower Carboniferous carbonates, 2. Host rock “prep” such as dissolution and dolomitization 3. [...]

Bergslagen Zn – Cu – Pb district, Sweden Bergslagen deposits are unique as the result of a particular combination of geological processes taking place in the Fennoscandian shield [...]

The journey continues in Alaska.

Gordon Research Conference (GRC) and Gordon Research Seminar (GRS): Geochemistry of Mineral Deposits. The GRC/GRS is a state-of-the art, in-depth look at our current understanding of geochemistry [...]

Gordonsville, Elmwood and Cumberland zinc mines, MTM operations, Central Tennessee U.S.A. Located in the mid-continental regionand hosted at a higher stratigraphic position in the Knox Group [...]

Time underground at Nyrstar’s ETM operations. A classic Mississippi Valley Type (MVT) carbonate-hosted set of mineral deposits hosted in the Cambrian-Ordovician Knox Formation. Spectacular [...]

Fortunate to spend the last week learning at the Geological Survey of Canada hosted by Mike Gadd and Jan Peter, among others. I spent the week looking at samples from a variety of sediment-hosted [...]