. Annals of the New York Academy of Sciences. Science; Science -- New York (State). 134 ANNAL8 NEW YORK ACADEMY OF SCIENCES tion of a single quartz crystal, which has been almost completely replaced by datolite. There is little tnrbidity in either quartz or datolite. In 7i/arf. /.j/fite. *rc /tn / /e Fig. 9. Fragments of quartz with prebuite being replaced by apophyllite. Quartz is conventionally stippled to distinguish it from apophyllite. X 35. Slide 138. numerous other places, parting planes in the datolite appear to outline former quartz crystals, that is, the replacement of quartz has giv
. Annals of the New York Academy of Sciences. Science; Science -- New York (State). 134 ANNAL8 NEW YORK ACADEMY OF SCIENCES tion of a single quartz crystal, which has been almost completely replaced by datolite. There is little tnrbidity in either quartz or datolite. In 7i/arf. /.j/fite. *rc /tn / /e Fig. 9. Fragments of quartz with prebuite being replaced by apophyllite. Quartz is conventionally stippled to distinguish it from apophyllite. X 35. Slide 138. numerous other places, parting planes in the datolite appear to outline former quartz crystals, that is, the replacement of quartz has given rise ift/orrx. 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 New York Academy of Sciences; Casey, Thos. L. (Thomas Lincoln), 1857-1925; Van Ingen, Gilbert, 1869-; Poor, Charles Lane, 1866-; Hovey, Edmund Otis, 1862-1924; Tower, Ralph W. (Ralph Winfred), 1870-1926. New York, New York Academy of Sciences
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1879
