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      Hampson Colorado Minerals

      Sunday, 31 May 2020 06:00 PM

      Introducing the "Hampson Colorado Minerals" gallery which is part of our Special Edition galleries. This gallery contains mineral specimens for sale including acanthite, baryte, calcite, cerussite, and coloradoite and more from places like Ridgeway mine, Maggie Gulch, Animas dist., San Juan Co., Colorado, United States, Stoneham, Weld Co., Colorado, United States, Idarado mine, Telluride, San Miguel Co., Colorado, United States, St. Louis Tunnel, Rico dist., Dolores Co., Colorado, United States, and Bessie G mine, La Plata Co., Colorado, United States.

      Acanthite

      in Quartz - #AH53401
      Locality
      Ridgeway mine, Maggie Gulch, Animas dist., San Juan Co., Colorado, United States 
      Formula
      Ag2
      Availability
      Sold
      Size
      6.5 x 6 x 4 cm - Sm Cabinet 
      Tagged
      sulfide , silver  

      White Quartz matrix with embedded dull dark grey crystal grains. There are some exposed "crystallites".


      Acanthite

      Formula
      Ag2
      Crystal System
      Monoclinic 
      Crystal Habit
      Blocky, Skeletal, Arborescent 
      Cleavage
      poor to none 
      Luster
      Metallic 
      Color
      lead gray, gray, iron black 
      Streak
      shining black 
      Class
      Monoclinic - Prismatic 
      Fracture
      Sectile 
      Hardness
      2-2.5 
      Collection
      Arnold G Hampson Collection
      Mineralpedia
      View Acanthite
      On Dakota Matrix
      Previously Sold Acanthite
      On Dakota Matrix
      Other Available Acanthite
      WebMineral
      View Acanthite
      Mindat
      View Acanthite

      Baryte

      #AH53374
      Locality
      Stoneham, Weld Co., Colorado, United States 
      Formula
      BaSO4 
      Availability
      Sold
      Size
      6.5 x 3 x 1.5 cm - Sm Cabinet 

      Blue prismatic, parallel crystals to 5.5cm. The main, center crystal on the backside has a divot, but it is not seen head-on. The remainder of all crystals are fine. It's a good specimen if you are looking for one of the more classical Baryte localities in the USA. 


      Baryte

      Formula
      BaSO4 
      Crystal System
      Orthorhombic 
      Crystal Habit
      Tabular, Prismatic, Massive - Fibrous 
      Cleavage
      Perfect, Perfect, Imperfect 
      Luster
      Vitreous (Glassy) 
      Color
      white, yellowish white, grayish white, brownish white, dark brown 
      Streak
      white 
      Class
      Orthorhombic - Dipyramidal 
      Fracture
      Uneven 
      Hardness
      3-3.5 
      Collection
      Arnold G Hampson Collection
      Mineralpedia
      View Baryte
      On Dakota Matrix
      Previously Sold Baryte
      On Dakota Matrix
      Other Available Baryte
      WebMineral
      View Baryte
      Mindat
      View Baryte

      Baryte

      #AH53382
      Locality
      Stoneham, Weld Co., Colorado, United States 
      Formula
      BaSO4 
      Availability
      Sold
      Size
      3 x 2 x 1 cm - Thumbnail 

      Five little glassy blue, gemmy crystals of Baryte. I have not seen such clarity in the Baryte from Stoneham.  All crystals are nicely terminated.


      Baryte

      Formula
      BaSO4 
      Crystal System
      Orthorhombic 
      Crystal Habit
      Tabular, Prismatic, Massive - Fibrous 
      Cleavage
      Perfect, Perfect, Imperfect 
      Luster
      Vitreous (Glassy) 
      Color
      white, yellowish white, grayish white, brownish white, dark brown 
      Streak
      white 
      Class
      Orthorhombic - Dipyramidal 
      Fracture
      Uneven 
      Hardness
      3-3.5 
      Collection
      Arnold G Hampson Collection
      Mineralpedia
      View Baryte
      On Dakota Matrix
      Previously Sold Baryte
      On Dakota Matrix
      Other Available Baryte
      WebMineral
      View Baryte
      Mindat
      View Baryte

      Calcite

      (manganoan) - #AH53370
      Locality
      Idarado mine, Telluride, San Miguel Co., Colorado, United States 
      Formula
      CaCO3 
      Availability
      Sold
      Size
      9.5 x 7.5 x 4 cm - Cabinet 
      Tagged
      carbonate  
      Special Info
      Fluorescent 

      White, slighly faint pink Calcite crystals to 2.7cm. Fantastic fluorescence.


      Calcite

      Formula
      CaCO3 
      Crystal System
      Trigonal 
      Crystal Habit
      Crystalline - Coarse, Stalactitic, Massive 
      Cleavage
      Perfect, Perfect, Perfect 
      Luster
      Vitreous (Glassy) 
      Color
      colorless, white, pink, yellow, brown 
      Streak
      white 
      Class
      Trigonal - Hexagonal Scalenohedral 
      Fracture
      Brittle - Conchoidal 
      Hardness
      Collection
      Arnold G Hampson Collection
      Special Info
      Fluorescent
      Mineralpedia
      View Calcite
      On Dakota Matrix
      Previously Sold Calcite
      On Dakota Matrix
      Other Available Calcite
      WebMineral
      View Calcite
      Mindat
      View Calcite

      Cerussite

      with Azurite - #AH53408
      Locality
      St. Louis Tunnel, Rico dist., Dolores Co., Colorado, United States 
      Formula
      PbCO3 
      Availability
      Sold
      Size
      8.5 x 6.5 x 4 cm - Sm Cabinet 
      Tagged
      carbonate  

      Cerussite crystals to 11mm with a dusting of powder Azurite. It's a cool specimen with that Azurite mix. The vug is 3cm.


      Cerussite

      Formula
      PbCO3 
      Crystal System
      Orthorhombic 
      Crystal Habit
      Reticulate, Massive - Granular, Crystalline - Coarse 
      Cleavage
      Distinct, Distinct, None 
      Luster
      Adamantine 
      Color
      colorless, white, gray, blue, green 
      Streak
      white 
      Class
      Orthorhombic - Dipyramidal 
      Fracture
      Brittle - Conchoidal 
      Hardness
      3-3.5 
      Collection
      Arnold G Hampson Collection
      Mineralpedia
      View Cerussite
      On Dakota Matrix
      Previously Sold Cerussite
      On Dakota Matrix
      Other Available Cerussite
      WebMineral
      View Cerussite
      Mindat
      View Cerussite

      Coloradoite

      with Gold - #AH53360
      Locality
      Bessie G mine, La Plata Co., Colorado, United States 
      Formula
      HgTe 
      Availability
      Sold
      Size
      9 x 7 x 5.5 cm - Sm Cabinet 
      Tagged
      tellurium  

      Good showings of vein Gold with rare patchy grains of Coloradoite to 2cm.


      Coloradoite

      Formula
      HgTe 
      Crystal System
      Isometric 
      Crystal Habit
      Massive, Granular 
      Cleavage
      None, None, None 
      Luster
      Metallic 
      Color
      grayish black, black 
      Streak
      black 
      Class
      Isometric - Hextetrahedral 
      Fracture
      Conchoidal 
      Hardness
      2.5 
      Collection
      Arnold G Hampson Collection

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