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File:Photomicrograph of Granite.tif

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Captions

Captions

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

Summary

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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

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

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