A popular treatise on gems, in reference to their scientific value; a guide for the teacher of natural sciences, the jeweller, and amateur: together with a description of the elements of mineralogy, and all ornamental and architectural materials .. (1859)
Feuchtwanger, Lewis. [from old catalog] · New York, D. Appleton & company · leaf 474
No. 26.—A knob-shape of 10 carats. No. 27.—A table-shape of 10 carats. No. 28,^—A flat Diamond of 20 carats. No. 29.—A flat Diamond of 14^carats. No. 30 and 30 a.^—The celebrated Sancy, belonging to theFrench crown-jewels, weighing 33|- carats, of pear-shape; isvalued at one million francs. No.… … PL.X.
Precious stones · Building stones · Mineralogy
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