. Carnegie Institution of Washington publication. . e 9 /o FIG. 78.—Glass (a); Pectolite. WILLEMITE (Zn2SiO«). (Curve a, fig. 79.) The reflecting surface was ground from a massive specimen. The transmission curve becomes opaque very abruptly at 9 fi. This is fol- lowed by a sudden rise in the reflection curve at IO/A. There are three strong maxima at , , and n /A, respectively, followed by a small band at From the location of the maxima it is evident that the bonding of the SiO2 in willemite is different from that of Please note that these images are extracted from scan

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. Carnegie Institution of Washington publication. . e 9 /o FIG. 78.—Glass (a); Pectolite. WILLEMITE (Zn2SiO«). (Curve a, fig. 79.) The reflecting surface was ground from a massive specimen. The transmission curve becomes opaque very abruptly at 9 fi. This is fol- lowed by a sudden rise in the reflection curve at IO/A. There are three strong maxima at , , and n /A, respectively, followed by a small band at From the location of the maxima it is evident that the bonding of the SiO2 in willemite is different from that of 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington

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Keywords: ., bookauthorcarnegie, bookcentury1900, bookdecade1900, bookyear1906