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Rather large garnet in a rather small gneiss boulder (Tolland County, CT). The garnets seem to be associated with a vein of white minerals (feldspars, mostly) within the gneiss -- this boulder contains a rather large example (4-5 cm), as most of the local garnets are millimeter scale (0.1 - 1 cm in size).
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This highly garnetiferous blueschist (and a bit of eclogite) was collected near the mouth of the Russian River, just north of Jenner, California.
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This is what happens when you fix exposure and walk away from the robot on a partly cloudy day - a bad idea.
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Second of two, shot at f 8.0.
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A Brazilian granite known as "Minsk Green." Tthis sample features graphic granite, euhedral quartz, garnet, and more. Sample measures 30 cm on a side. Image made as part of the MAGIC project (Mid-Atlantic Geo-Imagery Collection) using Northern Virginia Community College's gigamacro rig, as seen here: gig
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Sand from Calvert Cliffs State Park, MD. Featuring ilmenite, quartz, garnet, magentite, rutile, and zircon. The petri dish is 9 cm in diameter. Sample provided by Siim Sepp of sandatlas.org. Image made as part of the MAGIC project (Mid-Atlantic Geo-Imagery Collection) using Northern Virginia Community College'...
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Thin section photograph with crossed polarized light. Garnet, staurolite, kyanite, biotite, muscovite schist of the Gassetts Schist. Field of view is approximately 20 by 20 mm. Taken with an automated system at Williams College.
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This is the main quarry at Gore Mountain famous for its huge almandine garnets. The host rock is an amphibolite that experienced granuite or near granulite facies metamorphism. The dark color of the rock comes from the mineral hornblende, which is abundant, along with the red garnet porphyroblasts and less abundant w...
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Shot during one of the sunny interludes during the shooting of www.gigapan.org/gigapans/86334/
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Another detailed panorama of the Gore Mountain Quarry wall shot during a sunny interlude during the shooting of: www.gigapan.org/gigapans/86334/ Also a little more zoom than: www.gigapan.org/gigapans/86338/
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