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Bannister, F. A. (1929) A relation between the density and refractive index of silicate glasses, with application to the determination of imitation gem-stones. Mineralogical Magazine and Journal of the Mineralogical Society, 22 (126) 136-154 doi:10.1180/minmag.1929.022.126.02

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Reference TypeJournal (article/letter/editorial)
TitleA relation between the density and refractive index of silicate glasses, with application to the determination of imitation gem-stones
JournalMineralogical Magazine and Journal of the Mineralogical Society
AuthorsBannister, F. A.Author
Year1929 (September)Volume22
Issue126
PublisherMineralogical Society
Download URLhttps://rruff.info/doclib/MinMag/Volume_22/22-126-136.pdf+
DOIdoi:10.1180/minmag.1929.022.126.02
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Mindat Ref. ID7079Long-form Identifiermindat:1:5:7079:3
GUID0
Full ReferenceBannister, F. A. (1929) A relation between the density and refractive index of silicate glasses, with application to the determination of imitation gem-stones. Mineralogical Magazine and Journal of the Mineralogical Society, 22 (126) 136-154 doi:10.1180/minmag.1929.022.126.02
Plain TextBannister, F. A. (1929) A relation between the density and refractive index of silicate glasses, with application to the determination of imitation gem-stones. Mineralogical Magazine and Journal of the Mineralogical Society, 22 (126) 136-154 doi:10.1180/minmag.1929.022.126.02
In(1929) Mineralogical Magazine Vol. 22 (126) Mineralogical Society
Abstract/NotesIt has long been possible to identify readily many minerals by means of density and refractive index determinations, and the chemical composition also can often be approximately deduced. Tilley has shown that it is practicable to determine any natural glass by this method and be succeeded in separating the natural glasses into groups characterized by certain limits of specific refractivity. As far as the author is aware, no such systematic method has been described for distinguishing the artificial glasses one from the other, and it is these glasses that we are concerned with in attempting to determine the approximate composition of an imitation gem-stone without the aid of chemical analysis.


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