. Bulletin of the Philosophical Society. Philosophical Society (University of Virginia). Scientific Section; Science; Philosophy. Fig. 1. MicROPHOTOGRAPH OF Zircon Separated from Sandstone Obtained Three Miles West of Ashland, Virginia. Passed through a 150-mesh sieve. Rounding of the grains from wear is shown but in many cases the original crystal outline can be seen. Magnified 97 ^d®^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resem
. Bulletin of the Philosophical Society. Philosophical Society (University of Virginia). Scientific Section; Science; Philosophy. Fig. 1. MicROPHOTOGRAPH OF Zircon Separated from Sandstone Obtained Three Miles West of Ashland, Virginia. Passed through a 150-mesh sieve. Rounding of the grains from wear is shown but in many cases the original crystal outline can be seen. Magnified 97 ^d®^. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Philosophical Society (University of Virginia). Scientific Section; University of Virginia. Charlottesville, Va. : University of Virginia
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