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<p>"A doctoral dissertation systematically demolishing common misconceptions of alleged magical, protective, and physical properties of gemstones....Despite its brevity this work is important because it is one of earliest to express dissatisfaction with mere, uncritical descriptions taken from previous writers and incorporated in more modern gemological treatises...Very rare."--Gemology, J. Sinkankas, entry no. 6284.
</p><p>Thesis--Leipzig (J.J. Spener, respondent), 1687.
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<br>Subjects: Gems--Early works to 1800; Precious stones--Early works to 1800</div>
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Rechenberg, Adam, 1642-1721</div>
Internet Archive identifier