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File:Photomicrograph of Granite.tif

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Original file (2,092 × 1,569 pixels, file size: 9.4 MB, MIME type: image/tiff)

Summary

Description
English: This is a large K-feldspar grain in granite (03MW2623) showing string perthite. Note the interlocking quartz grains in the matrix.
Date
Source https://pubs.usgs.gov/of/2003/of03-221/htmldocs/thinsect/03mw2623ts.htm
Author By B.W. Hallett, V. F. Paskevich, L.J. Poppe, S.G. Brand, and D.S. Blackwood

Licensing

Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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Captions

Photomicrograph of Granite from the Bedrock Beneath Western Cape Cod, Massachusetts

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File history

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Date/TimeThumbnailDimensionsUserComment
current22:44, 22 March 2019Thumbnail for version as of 22:44, 22 March 20192,092 × 1,569 (9.4 MB)Qtz areniteUser created page with UploadWizard

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