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  3. Polished hand specimen of the metasomatic plagioclase (An50) - biotite-garnet rock from 1 mile east of the mouth of Elk Creek. Clearwater County, Idaho. circa 1950.

Polished hand specimen of the metasomatic plagioclase (An50) - biotite-garnet rock from 1 mile east of the mouth of Elk Creek. Clearwater County, Idaho. circa 1950.

Dates

Date Taken
1950

Summary

Polished hand specimen of the metasomatic plagioclase (An50) - biotite-garnet rock from 1 mile east of the mouth of Elk Creek. All light-colored minerals are andesine (a); the dark round grains ate (sic) garnet (g); biotite (b) occurs between the other minerals. Clearwater County, Idaho. c. 1950. Published as figure 80A in U.S. Geological Survey. Professional paper 344-A. 1962.

Contacts

Data Owner :
U.S. Geological Survey
Photographer :
Hietanen, Anna Martta

Attached Files

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ham00058.jpg thumbnail 740.95 KB image/jpeg
ham00058.tif 14.61 MB image/geotiff

Material Request Instructions

Available in the U.S. Geological Survey Denver Library Photographic Collection, Hietanen, A.M. Collection.

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