Résultats

      A photo showing the use of high pressure washing to expose can cut through overburden and clean bedrock.

      Early days of Amethyst Mine Panorama

      Photo showing a front-end loader in a pit at the Thunder Bay Amethyst Mine in the 1970's.

      Clearing the land for the future site of the Thunder Bay Amethyst Mine in the late 1960's.

      A photo of a fork lift with a pallet of sorted amethyst.

      Photo of an unidentified man preparing to blast rock at the Thunder Bay Amethyst Mine in the 1970's.

      Mucking in the open pit, 1970's. Muck is the name popularly applied to rock or ore broken from a pit, trench, or underground working. While it is being shoveled out, a portion may be set aside for sampling. Fractions commonly used are one shovelful in every five, ten, or twenty.

      A 1970's photo of open pit (07) at Thunder Bay Amethyst Mine.

      A 1970's photo showing the sorting tables for the rock samples at the mining site.

      Photo showing the washing and sorting area for rock samples at the Thunder Bay Amethyst Mine in the 1970's.

      An open pit mine at Thunder Bay Amethyst Mine in the 1970's.

      A photo showing Open Pit (02) of the Thunder Bay Amethyst Mine.

      Open Pit (04) at Amethyst Mine Panorama

      A photo of an amethyst sample

      A photo of the sorting area at Amethyst Mine Panorama

      An aerial view of the Thunder Bay Amethyst Mine site.

      Coloured photo of Open Pit (03) at Amethyst Mine Panorama.

      Fragmented amethyst cemented by mudstone.

      Late 1960's - opening the main zone of the Thunder Bay Amethyst Mine.

      Photo showing the vuggy veins on the face of the open pit at Thunder Bay Amethyst Mine., A vug is another name for a geode - a nodular stone having a cavity lined with crystals.