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Gallery: Geological Thin Sections

Geological Thin Sections

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77 GigaPansViews

This is a gallery of petrographic thin sections.

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Ron Schott
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1.05294 gigapixels
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Dated added
February 04, 2012
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environmental, macro, nature, geology
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  1. The orthomagamatic sulfide deposit at Kambalda is hosted within komatiitic lavas. These ultramafic rocks are high volume melts and so can include a large amount of metal sulfide, normally a restite phase. Crystallisation of the komatiite melts was assocaited with the development of high supersaturation with respect to ...

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  2. 151 images of a Harrisite thin section taken on a Nikon D60 using a modified Meiji microscope and direct objective projection. Stitched in PTGUI. Images taken under crossed polars The type area for Harrisite is Harris Bay, Isle of Rum, Scotland. At the bay are exposed rocks of the Western Layered Series and the Centra...

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  3. Thin section of lunar basalt collected by Apollo 12. Field of view is approximately 8 by 6 mm. Crossed polars. Taken with the automated imaging system at Williams College.

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  4. Thin Section of holocrystalline olivine basalt. Collected by Apollo 12. Field of view is approximately 8 by 6 mm. Taken with the automated imaging system at Williams College.

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  5. Sample 4012. Plagioclase contains abundant inclusions of graphite. Matrix is graphite-poor. Image is approximately 8 by 10 mm. Taken with the automated thin section imaging system at Williams College.

    • 247110-210x140

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  6. Thin section photo of graphitic schist from roadcut in Pownal Center, Vermont, along Rt. 7. Taken with 4x objective. Field of view is approximately 20 by 15 mm. Taken with automated imaging system at Williams College.

    • 232496-210x140

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        August 25, 2011
        Date Taken
        August 25, 2011
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  7. Field of view is approximately 15 by 20 mm. Crossed polarized light. Thin section of a chloritoid (shades of gray) schist. Muscovite is brightly colored and chlorite is brown. Zonal crenulation cleavage is nearly vertical. Taken with the automated thin section imaging system at Williams College

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  8. Thin section from the fault breccia area in Edelman lineament, Bighorn Mountains, Wyoming

    • 200696-210x140

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        March 03, 2011
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        March 03, 2011
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  9. 11SW63PerpendicularPPL4x

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        February 29, 2012
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        February 19, 2012
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  10. Field of view is approximately 15 by 20 mm. Plane polarized light. Thin section of a chloritoid (pleochroic blue, green, and yellow) schist. Muscovite is nearly white and chlorite is brown. Zonal crenulation cleavage is nearly vertical. Taken with the automated thin section imaging system at Williams College

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