Pierres précieuses
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Gold regions of Canada gold, how and where to find it! : explorer's guide and manual of practical and instructive directions for explorers and miners in the gold regions of Canada, with lucid instructions and explanations as to the rocky strata, peculiar shale rocks, veinstone, etc., in which gold, and many other minerals, are to be found in that region : with easy modes of determination and analysis, accompanied by two colored maps (Maclear, 1867), by Henry White (page images at HathiTrust)- Histoire naturelle des minéraux contenant leur description, celle de leur gîte, la théorie de leur formation, leurs rapports avec la géologie, ou histoire de la terre, le détail de leurs propriétés et de leurs usages, leur analyse chimique, &c. : avec figures dessinées d'après nature (De l'imprimerie de Crapelet :, 1801), by Eugène-Melchior-Louis Patrin (page images at HathiTrust)
- On an undescribed variety of amethyst (s.n., 1880), by Professor Duns and Royal Physical Society of Edinburgh (page images at HathiTrust)
- Gems and precious stones of North America a popular description of their occurence, value, history, archaeology, and of the collections in which they exist, also a chapter on pearls and on remarkable foreign gems owned in the United States (Scientific Pub. Co., 1890), by George Frederick Kunz (page images at HathiTrust)
- Catalogue of mineralogical gems, mineralogical and petrological specimens, collections, etc. (The Company?], 1890), by C. P. Willimott & Co (page images at HathiTrust)
- Gems and precious stones of Mexico (Imprenta y fototipía de la Secretaría de fomento, 1907), by George Frederick Kunz (page images at HathiTrust; US access only)
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