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Hermes Tkismegistus. Tabula smaragdina viiidicata. 

 1657. 



An alchemical treatise. 

 Hertz (B. ). Catalogue of Mr. Hope's collection of pearls and precious stones, sys- 

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 London, 1839. 

 Hesslino (Tii. von). Die Perlmuschel und ihre IVrleii. 



Leipzig, 1859. 

 Hiller (M. ). Tractus de Gemmis xii, in Pectorali Pontificis Hebraeorum. 



Tubingen, 1698. 

 HiNJ)MARsn (R. ). Precious stones, ])eing an account of tlie stones mentioned in tlie 

 Sacred (Scriptures. 

 London, 1851. 

 HisToiRE des Joyaux et des principales Richesses de I'orient et de I'occident. 



Geneve (Geneva), 1665. 

 History of Jewels. 

 London, 1671. 

 Hodgson (John). Dissertation on an ancient cornelian. 



[In Archaeol., II, 1773, p. 42.] 

 HoLL.VNDUs (I.). Opera mineralia et vegetabilia. 



Arnhem (Arnheim), 1617. 

 HunLESTON(W. H. ). On a recent hypothesis with respect to the diamond rock of 

 South Africa. 



[In Min. Mag. 1883, p. 199.] 

 Identific.vtion of gems. 



[In Mineral Industries (annual), 1898, p. 278.] 

 Jacob (P. L. ). Curiosites des sciences occultes; alchimie, medecine chimique et 

 astrologique, talismans, amulettes, baguette, divinatoire, astrologie, chiromancie, 

 magie, sorcellerie, etc. 

 Paris, 1885. 

 Jacobs (H. and N. Chatrian). Monographie du diamant. 

 Paris, 1880. 



A second edition in 1884. 

 Janeti'az (N. and E. Fontenay, Em. Vanderhegen, and A. Coutance). Diamant 

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 Paris, 1880. 

 Jannetaz (N. ). Les diamants de la couronne. 



[In Science et Nature, 1884.] 

 Jennings (H.). The Ro.sicrucians. 

 London, 1870. 



Another edition, 2 vols., in 1887. 

 Contains some references to the mystical lore of gems. 

 Jeffries (David). Treatise on diamonds and pearls, in which their importance is 

 considered, jilain rules are exhibited for ascertaining the value of both, and the 

 true metho<l of manufacturing diamonds is laid down. 

 London, 1750. 



Traite des diamants et des perles. 



Paris, 1753. 



An abstract of the treatise on diamonds and pearls, 1)y wdiich the usefulness 



to all who are in any way interested in these jewels will sufHciently apj^ear, and 

 therefore addressed to the nobility and gentry of this kmgdom, and to the traders 

 in jewels. 



London, 1754. 



