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  2. Cave of the Crystals - Wikipedia

    en.wikipedia.org/wiki/Cave_of_the_Crystals

    Selenite "sword", 22.6 by 2.6 by 1.6 centimetres (8.90 in × 1.02 in × 0.63 in). A small version of the giant crystals, likely found in a natural cavity in the mine. A scientific team coordinated by Paolo Forti, specialist of cave minerals and crystallographer at the University of Bologna (Italy), explored the cave in detail in 2006.

  3. Yogo sapphire - Wikipedia

    en.wikipedia.org/wiki/Yogo_sapphire

    An uncut/rough yellow sapphire found at the Spokane Sapphire Mine near Helena, Montana "Yogo sapphire" is the preferred term for gems found in the Yogo Gulch, whereas "Montana sapphire" generally refers to gems found in other Montana locations. [18] More gem-quality sapphires are produced in Montana than anywhere else in North America. [18]

  4. List of largest rough diamonds - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_rough_diamonds

    This is a partial list of the largest non-synthetic diamonds with a rough stone (uncut) weight of over 200 carats (40 grams). [1] The list is not intended to be complete—e.g., the Cullinan (formerly Premier) mine alone has produced 135 diamonds larger than 200 carats since mining commenced.

  5. Mexican amber - Wikipedia

    en.wikipedia.org/wiki/Mexican_amber

    Some amber sites in Mexico. Mexican amber is mainly recovered from fossil bearing rocks in the Simojovel region of Chiapas, Mexico. It is one of the main minerals recovered in the state of Chiapas, much of which is from 15 to 23 million years old, with quality comparable to that found in the Dominican Republic. Chiapan amber has a number of ...

  6. List of individual gemstones - Wikipedia

    en.wikipedia.org/wiki/List_of_individual_gemstones

    Carolina Emperor, [3] [4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US; Chalk Emerald; Duke of Devonshire Emerald

  7. Sealed cave hiding centuries-old remains of humans and sea ...

    www.aol.com/sealed-cave-hiding-centuries-old...

    The remains of sharks, sea turtles, dogs and frogs were found inside. Sealed cave hiding centuries-old remains of humans and sea creatures found in Mexico Skip to main content

  8. Lapis lazuli - Wikipedia

    en.wikipedia.org/wiki/Lapis_Lazuli

    Lapis lazuli (UK: / ˌ l æ p ɪ s ˈ l æ z (j) ʊ l i, ˈ l æ ʒ ʊ-,-ˌ l i /; US: / ˈ l æ z (j) ə l i, ˈ l æ ʒ ə-,-ˌ l i /), or lapis for short, is a deep-blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color.

  9. At least 56 bodies found in Mexico in unmarked graves ... - AOL

    www.aol.com/news/least-56-bodies-found-mexico...

    One of the largest mass graves in Mexico was reported in 2017 when more than 250 skulls were found in what appears to be a drug cartel mass burial ground on the outskirts of the city of Veracruz.