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You are browsing the archive for 2010 November 12.

12 November 2010

Friday fold: blueschist

Lately, this blog has been focusing a lot on a subduction zone complex in Turkey, the Tavşanlı Zone. Much of the geologic appeal of that complex is its profusion of high-pressure, low-temperature metamorphic rocks, those in the blueschist metamorphic facies. From the last location visited on the Tavşanlı Zone field trip, I collected this fine sample: The penny is to provide a sense of scale. You’re looking at an oblique …

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