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    Prehistoric Meteoritic Impact Glass - Go to the link and read a very interesting story about this rock!

    Goethite / Dachang mine, Qinglong County, Guizhou Province, China

    ✯ A Lovely Piece of Libyan Desert Glass Specimen with Natural Hole and Pseudo remaglypts ✯

    The Amazing Coloured Petrified Forest The Painted Desert in Arizona is home to the Petrified Forest National Park which draws more than 600,000 visitors each year.

    The largest gold nugget ever found was the 'Welcome Stranger'. it weighed 272 lbs and was was discovered in Victoria, Australia in 1869.

    The Eye of the Sahara - The Richat structure, on the African continent, is visible from space thanks to its almost 50 km in diameter and called attention to its curious concentric rings. It is located in the desert of the Sahara, Mauritania, at an altitude of 400 meters above sea level. It is believed that it is the product of the impact of a meteorite.

    Amber Amber is technically not a gemstone or mineral, but a fossilized sap from prehistoric trees that has aged over the course of millions of years. Amber is usually thought of as yellow golden in hue, but amber also can be found in shades of milky white, red-orange, green, black and even (very rarely) violet.

    Red Sea & Arabian Peninsula, Saudi Desert

    Natural Blue Obsidian (raw) Obsidian is a very, very special stone. It is not a true mineral. It is actually a volcanic glass that forms when molten lava cools too rapidly to crystallize. It consists mostly of Silicon Dioxide.

    Opalized 80 million years old Ammonite measuring 2 ft. in diameter, discovered near Alberta, Canada

    A 2-billion-year-old rock found in the Sahara desert has been identified as a meteorite from Mars’ crust, and it contains ten times more water than any other Martian meteorite found on Earth. It also contains organic carbon. Credit: NASA

    "Light of the Desert", the world's largest faceted Cerussite gem (898 carats), Royal Ontario Museum. Cerussite is one of the only gems with adamantine (diamond-like) luster.

    Moldavite looks like green glass and may be formed from meteorite impacts. I have a lovely little chunk of this in my collection.

    Crystals Stones: #Fire #Opal. There are two categories of opals: common and precious. The precious opals are composed of three groups: white, black, and fire opal.

    quartz - Quartz is the most common mineral found on the surface of the Earth. A significant component of many igneous, metamorphic and sedimentary rocks, this natural form of silicon dioxide is found in an impressive range of varieties and colours. There are many names for different varieties: Cryptocrystalline varieties of quartz are listed separately under chalcedony, and include agate.

    Fluorite and Quartz

    Beautiful pink Morganite gem with green Tourmaline, Cleavelandite, and Lepidolite