Zoekresultaten
  1. 14 nov.

    in 1797 werd geoloog en populair schrijver Charles geboren. Charles had zijn beroemde boek 'Principles of ' mee op de Beagle, waarin Lyell de langdurige processen beschrijft die gesteenten vormen. Van welke schrijvende wetenschapper ben jij fan?

    1 retweet 2 vind-ik-leuks
  2. 13 nov.

    Folds 101 perfect for measuring hinge point, axial plane, plunge, and interlimb angle

    28 antwoorden 174 retweets 1.332 vind-ik-leuks
  3. 18 nov.

    Just want to share this here, manifesting people from would add or suggest how this diagram can be improved to better understand the rock cycle.

    1 retweet 7 vind-ik-leuks
  4. 15 nov.

    Now available on Muir Way - 1950 Geologic Map of South America

    4 antwoorden 25 retweets 202 vind-ik-leuks
  5. 14 uur geleden

    The Iron Pyrite Nautilus. This is from the Jurassic period, and 185 million years old. Via IG talkwidtech

    5 antwoorden 13 retweets 76 vind-ik-leuks
  6. 16 nov.

    🏜️ After millions of years all the pillars and arches should have collapsed and rubble should completely cover even whole cliffsides.

    1 antwoord 7 retweets 16 vind-ik-leuks
  7. 20 uur geleden

    Strongly sheared black schists with a lot of sexy deformed quartz veins.

    1 antwoord 6 retweets 40 vind-ik-leuks
  8. 11 nov.

    Geology nerd today- orange calcite. Large piece compared to small orange calcite stalactite. Good for the lower chakras??

    2 antwoorden 4 retweets 27 vind-ik-leuks
  9. 18 nov.

    “Emerging”

    3 antwoorden 9 retweets 71 vind-ik-leuks
  10. 16 nov.

    Happy from the exhibit. Please enjoy this gorgeous orange Wulfenite (a lead molybdate mineral) from Mexico. – bij Harvard Museum of Natural History

    1 antwoord 7 retweets 50 vind-ik-leuks
  11. 13 nov.

    Giant amethyst geode crystals from Uruguay | Geology Page

    7 antwoorden 54 retweets 354 vind-ik-leuks
  12. 9 uur geleden

    , the queen of bivalves! ---

    5 retweets 25 vind-ik-leuks
  13. 15 nov.

    mineral feature monday is back ✨💖

    9 retweets 23 vind-ik-leuks
  14. 18 nov.

    Olivine in a plagioclase+pyroxene+oxide-rich matrix. Thin section is from an ~35 million year old basalt lava, Owyhee Mountains, SW Idaho (USA).

    8 retweets 74 vind-ik-leuks
  15. 15 nov.

    Black tourmaline radiating from a common nucleation point in a vug. Pala district pegmatites in Southern California.

    4 antwoorden 45 retweets 384 vind-ik-leuks
  16. 18 nov.

    Another example of the interesting of the area

    3 antwoorden 4 retweets 22 vind-ik-leuks
    Deze collectie tonen
    Deze collectie tonen
  17. 18 nov.

    Even after a mile of downward cutting, the Colorado River is still 300 to 400 feet (90–120 m) wide. However, side streams have widened the canyon from the river’s edge as much as 18 miles (29 km). NPS Photo/T. Joye

    Description: A muddy river meandering through a complex desert landscape of stratified cliffs and ridgelines. NPS/W.Tyson Joye
    1 antwoord 44 retweets 408 vind-ik-leuks
  18. 12 uur geleden

    Basaltic dyke | Basaltic dyke exposed by erosion, with light brown, layered hyaloclastite. Fayal island, Azores, Portugal. Photo Copyright © Heidi Soosalu/Wikimedia Geology Page

    1 antwoord 19 retweets 155 vind-ik-leuks
  19. 15 uur geleden

    Rostroconch in street paving stone, Leiden, Netherlands. Tip of cane for scale.

    9 retweets 28 vind-ik-leuks
  20. 11 nov.

    Stunning photo of the Cubre Viejo volcano reflection in the night sky. Some things remain constant - the moon and Jupiter.

    [20:40h UTC] Lava is illuminating the clouds on . In the open sky Moon and Jupiter.
    7 retweets 20 vind-ik-leuks

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