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My Rock Collection
 Precious Stones: Diamond, Ruby, Emerald, Gold, Silver, Opal, Copper, Garnet, Sapphire, Topaz, Amethyst, and
                              Peridot.

  Igneous Rocks: Pumice, Obsidian, Travertine, and Granite.

       Sedimentary
          Rocks and
                Others: Pyrite, Gypsum, Agate, Limestone, Calcite, Quartz, Fluorite, Malachite, Sulphur, Geodes, Mica,      
                              Bismuth, Larimar, Jasper, Amazonite, Aquamarine, Turquoise, Gypsum Desert Rose,
                              Lapis Lazuli, Bornite, Citrine, Sandstone, Lepidolite, Apophyllite, Onyx, Hemanite, Dioptase,
                              Chalcedony, Chrysocolla, Galena, Muscovite, Rhodochrosite, Ukanite, Dolomite, Vandinite,
                              Selenite,  Lodestone, Ballas, Lead, Bloodstone, Erythrite, Ocean Jasper, and Purpurite.

I also have several kinds of fossils, shells, and corals.

Here is the United States Geological Survey's website for more information.
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