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  2. Fossils of the Burgess Shale - Wikipedia

    en.wikipedia.org/wiki/Fossils_of_the_Burgess_Shale

    The Burgess Shale is a series of sediment deposits spread over a vertical distance of hundreds of metres, extending laterally for at least 50 kilometres (30 mi). [18] The deposits were originally laid down on the floor of a shallow sea; during the Late Cretaceous Laramide orogeny, mountain-building processes squeezed the sediments upwards to their current position at around 2,500 metres (8,000 ...

  3. Crossword

    www.aol.com/games/play/masque-publishing/crossword

    Crossword. Solve puzzle clues across and down to fill the numbered rows and columns of the grid with words and phrases. By Masque Publishing. Advertisement. Advertisement. all. board. card.

  4. Marcellus natural gas trend - Wikipedia

    en.wikipedia.org/wiki/Marcellus_natural_gas_trend

    The Marcellus natural gas trend is a large geographic area of prolific shale gas extraction from the Marcellus Shale or Marcellus Formation, of Devonian age, in the eastern United States. [2] The shale play encompasses 104,000 square miles and stretches across Pennsylvania and West Virginia, and into eastern Ohio and western New York. [3]

  5. Shale oil extraction - Wikipedia

    en.wikipedia.org/wiki/Shale_oil_extraction

    Shale oil extraction is an industrial process for unconventional oil production. This process converts kerogen in oil shale into shale oil by pyrolysis, hydrogenation, or thermal dissolution. The resultant shale oil is used as fuel oil or upgraded to meet refinery feedstock specifications by adding hydrogen and removing sulfur and nitrogen ...

  6. Today’s Wordle hints, clues and answer for puzzle #1335 on ...

    www.aol.com/today-wordle-hints-clues-answer...

    The solution to today’s Wordle puzzle will appear under this image. Proceed with caution. Sketch version of the New York Times' "Wordle" game grid, with three rows of six boxes each.

  7. Shale - Wikipedia

    en.wikipedia.org/wiki/Shale

    Shale is characterized by its tendency to split into thin layers less than one centimeter in thickness. This property is called fissility. [1] Shale is the most common sedimentary rock. [2] The term shale is sometimes applied more broadly, as essentially a synonym for mudrock, rather than in the narrower sense of clay-rich fissile mudrock. [3]

  8. Shale oil - Wikipedia

    en.wikipedia.org/wiki/Shale_oil

    Shale oil is an unconventional oil produced from oil shale rock fragments by pyrolysis, hydrogenation, or thermal dissolution. These processes convert the organic matter within the rock ( kerogen ) into synthetic oil and gas .

  9. George P. Mitchell - Wikipedia

    en.wikipedia.org/wiki/George_P._Mitchell

    George Phydias Mitchell (May 21, 1919 – July 26, 2013) was an American businessman, real estate developer and philanthropist from Texas credited with pioneering the economic extraction of shale gas.