Diamonds and precious stones, a popular account of gems .. (1874)
Dieulafait, Louis, b. 1830, Sanford, Fanchon, tr · New York, Scribner, Armstrong, and Company · leaf 151
59.—Saxon Topaz. Fig. 60. —Brazilian Topaz. mid, and its colour includes all the shades from orange yellow to wine yellow. 9 I30 PRECIOUS STONES. The Siberian topaz is nearly always found inrhomboidal prisms, terminated by a ditetragonalpyramid; it is of a pale blue or green cast of colour,and… … Fig. 6i.—Siberian Topaz. Fig. 62.—Topaz of the Grand Mogul. A finely polished topaz belonging to the GrandMogul was purchased at Goa for $50,500. Itweighed 157^ carats, and was cut in the formrepresented by Fig. 62. ENGRAVING UPON THE TOPAZ. It was for a long time believed that the ancientsnever…
Precious stones · Diamonds · Gems
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