Photomicrograph of the field of figure C with crossed nicols. Clearwater County, Idaho, circa 1957.
Dates
Date Taken
1957
Summary
Album caption: Photomicrograph of the field of figure C with crossed nicols. Plagioclase (pl) is subhedral, shows complex twinning, and is zoned. Clearwater county, Idaho, c.1957. Published as figure 9D in U.S. Geological Survey. Professional paper 344-D. 1963.
Summary
Album caption: Photomicrograph of the field of figure C with crossed nicols. Plagioclase (pl) is subhedral, shows complex twinning, and is zoned. Clearwater county, Idaho, c.1957.
Published as figure 9D in U.S. Geological Survey. Professional paper 344-D. 1963.
Available in the U.S. Geological Survey Denver Library Photographic Collection, Hietanen, A.M. Collection.
Rights
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