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Snapshots

  1. Large Anticline

    Snapshot Title: Large Anticline
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    this is the view up the axis of a large anticline. See how the rocks are angled in different directions on either side of the axis, which is vertical down the snapshot.



  2. Cross-Cutting Boudins

    Snapshot Title: Cross-Cutting Boudins
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Granite dikes that have been deformed into boudins via elongation. In this picture, they cross-cut each other.



  3. Parallel Quartz Veins

    Snapshot Title: Parallel Quartz Veins
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    quartz veins running parallel to each other in the same direction as the foliation of the gneiss.

    www.flickr.com/photos/56069083@N07/5216593440 Will open in a new tab or window



  4. Sheared Boudin

    Snapshot Title: Sheared Boudin
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    A granite boudin that has been further deformed by right lateral shearing (more evident in linked picture)

    www.flickr.com/photos/56069083@N07/5216667832 Will open in a new tab or window



  5. Possible Ancient Fault

    Snapshot Title: Possible Ancient Fault
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    www.flickr.com/photos/56069083@N07/5216078399 Will open in a new tab or window



  6. Another Large Contact

    Snapshot Title: Another Large Contact
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    www.flickr.com/photos/56069083@N07/5216006483 Will open in a new tab or window



  7. Ductile Deformation

    Snapshot Title: Ductile Deformation
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    The weaker, metamorphic rock ductily deforms to fill in the area between the granite boudins. Photo taken looking from water up towards lighthouse.
    www.flickr.com/photos/56069083@N07/522059586 Will open in a new tab or window...



  8. Z-fold

    Snapshot Title: Z-fold
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    This is a birds-eye view of a z-fold that is caused by shear-deformation.
    www.flickr.com/photos/56069083@N07/5188058220 Will open in a new tab or window



  9. Granite Vein

    Snapshot Title: Granite Vein
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Granite vein intrudes into metamorphic gneiss.

    www.flickr.com/photos/56069083@N07/5226418181 Will open in a new tab or window/



  10. Igneous and Metamorphic Rock Contact

    Snapshot Title: Igneous and Metamorphic Rock Contact
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    www.flickr.com/photos/56069083@N07/5216078507 Will open in a new tab or window



  11. Antincline

    Snapshot Title: Antincline
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    This shows an anticline that resulted from deformation. Compressional stress from both sides caused the rock to buckle up, forming an upside-down "U" shape.

    www.flickr.com/photos/56069083@N Will open in a new tab or window...



  12. Foliation

    Snapshot Title: Foliation
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    foliation of gneiss, a type of metamorphic rock, at the edge of the outcrop. Picture on flicker looks at the cross-section of this rock, and really shows the layering that is common in gneisses.
    ht...



  13. Contact

    Snapshot Title: Contact
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Contact between igneous granite and metamorphic gneiss



  14. Mixing

    Snapshot Title: Mixing
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Contact point where igneous and metamorphic rocks mixed
    www.flickr.com/photos/56069083@N07/5219825168 Will open in a new tab or window



  15. Scalloping

    Snapshot Title: Scalloping
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Possibly formed from compression?



  16. Granite Boudins

    Snapshot Title: Granite Boudins
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Granite boudins formed from deformation of a granite vein
    www.flickr.com/photos/56069083@N07/5215378814 Will open in a new tab or window



  17. Fold

    Snapshot Title: Fold
    Taken by: eos101

    Image: Geology of Pemaquid Point, Maine (west)
    Image Owner: eos101



    Description:

    Folded layers of metamorphic Gneiss