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Photomicrograph of adularia in silver-gold ore in rhyolite, showing normal occurrence, crystallization and habit.

Dates

Date Taken
1920

Summary

Photomicrograph of adularia in silver-gold ore in rhyolite, showing normal occurrence, crystallization and habit. The smooth light colored areas are quartz; the black are argentite and pyrite; plain light; magnified 380 diameters. Elko County, Nevada. 1920. Plate 11-A in U.S. Geological Survey. Bulletin 741. 1923.

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Data Owner :
U.S. Geological Survey

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sfc1702q.jpg thumbnail 8.11 MB image/jpeg

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Additional Information

Identifiers

Type Scheme Key
name photoLibrary sfc1702q
number photoLibrary 30804
batch photoLibrary btch410
number_in_book photoLibrary 1702q

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