Microphotographs of glauconite: thin section of glauconite grains between 1/40 and 1/60 inch.
Dates
Date Taken
1919
Summary
Microphotographs of glauconite: thin section of glauconite grains between 1/40 and 1/60 inch. X 50, showing the flaky to granular structure of the glauconite and in the center a suppose crystal with rude cleavage. New Jersey. 1919. Plate 4-D in U.S. Geological Survey. Bulletin 727. 1922.
Summary
Microphotographs of glauconite: thin section of glauconite grains between 1/40 and 1/60 inch. X 50, showing the flaky to granular structure of the glauconite and in the center a suppose crystal with rude cleavage. New Jersey. 1919. Plate 4-D in U.S. Geological Survey. Bulletin 727. 1922.
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