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Metamorphic mineral assemblages of slightly calcic pelitic rocks in and around the Taconic allochton. Southwestern Massachusetts and adjacent Connecticut and New York. circa 1966.

Dates

Date Taken
1966

Summary

Album caption: Metamorphic mineral assemblages of slightly calcic pelitic rocks in and around the Taconic allochton. Photomicrographs showing (B) late plagioclase including folded foliation defined by dust trains; the sigmoidal fold is in a single crystal, sample 340-1 (plane-polarized light). Southwestern Massachusetts and adjacent Connecticut and New York. ca. 1966. Published as figure 11-B in U.S. Geological Survey. Professional paper 1113. 1981.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Zen, E-an

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zea00009.jpg thumbnail 905.89 KB image/jpeg
zea00009.tif 12.11 MB image/geotiff

Material Request Instructions

Available in the U.S. Geological Survey Denver Library Photographic Collection, Zen, E-An Collection.

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