Visuals

  • Quartz after anhydrite (Ametista do Sul, Brazil) 2
  • Quartz after anhydrite (Ametista do Sul, Brazil) 1
  • Quartz after gypsum (Ametista do Sul, Brazil)
  • Glendonite (Neogene; Kola Peninsula, Russia) 10
  • Quartz after fluorite (Davis-Deardorff Mine, Cave-in-Rock, Illinois, USA) 4
  • Quartz after fluorite (Davis-Deardorff Mine, Cave-in-Rock, Illinois, USA) 2
  • Quartz after fluorite (Davis-Deardorff Mine, Cave-in-Rock, Illinois, USA) 3
  • Quartz after fluorite (Davis-Deardorff Mine, Cave-in-Rock, Illinois, USA) 1
  • Shattuckite after quartz (Van der Plas Mine, Namibia)
  • Dolomite after halite (Fairview, Oklahoma, USA)
  • Malachite after azurite (Chessy, France) 2
  • Malachite after azurite (Chessy, France) 1
  • Azurite-chrysocolla (Ray, Pinal County, Arizona, USA)
  • Iron oxide pseudomorph after marcasite (Khoman Formation, Upper Cretaceous; White Desert, Farafra Oasis, Egypt) 4
  • Iron oxide pseudomorph after marcasite (Khoman Formation, Upper Cretaceous; White Desert, Farafra Oasis, Egypt) 3
  • Tiger's eye quartz 12
  • Chrysocolla (Blue Jay Mine, Idaho, USA) 5
  • Chrysocolla (Blue Jay Mine, Idaho, USA) 6
  • Chrysocolla (Blue Jay Mine, Idaho, USA) 1
  • Chrysocolla (Blue Jay Mine, Idaho, USA) 3