A Manual of Precious Stones and Antique Gems by Hodder Michael WestroppA Manual of Precious Stones and Antique Gems by Hodder Michael Westropp

A Manual of Precious Stones and Antique Gems

byHodder Michael Westropp

Paperback | January 12, 2012

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This historic book may have numerous typos, missing text or index. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. 1874. Not illustrated. Excerpt: ... the sanguine spots exactly depicted the blood trickling from the wounds of the Saviour. Bloodstone is at the present day much used for seals. In Italian catalogues of gems it is styled jaspro sanguineo. Sharagdus Medicus.--Malachite. The smaragdus medicus, which Pliny describes, as found of greater dimensions than any other sort of smaragdus, of a wavy pattern, and sometimes resembling sapphirus (lapis lazuli), is", in the opinion of most writers, our malachite, a green carbonate of copper, and the substance resembling sapphirus, azurite, a blue carbonate of copper frequently associated with it. It was sometimes, but very rarely, used by the ancients for camei. The Pulsky Collection affords an example of a cameo in malachite, representing the bust of a Bacchante. It belongs to the best period of Boman art. Elematites.--Hematite. "Haematites," according to Pliny, "of the very finest quality, comes from Ethiopia, but it is found in Arabia and Africa as well. It is a stone of a blood-red colour." Theophrastus also describes it as "of a dense, solid texture, dry, or, according to its name, seeming as if formed of concrete blood." The name haematites is derived from al//.a, blood. This stone is identified with hematite, or red iron-stone. It has been often used for scarabaei and intagli by the Egyptians, and for cylinders by the Assyrians. Magnes.--Magnetite. Sotacus, according to Pliny, describes five different kinds of magnes, all, no doubt, varieties of oxide of iron. The Ethiopian, the best, and sold for its weight in silver; that of Magnesia, bordering on Macedonia; a third from Hyettus in Boeotia; a fourth from Alexandria in Troas; and a fifthj from Magnesia in Asia. Those of Magnesia, bordering on Macedonia, are of a reddish black; those of Boeotia are more re...
Title:A Manual of Precious Stones and Antique GemsFormat:PaperbackDimensions:44 pages, 9.69 × 7.44 × 0.09 inPublished:January 12, 2012Publisher:General Books LLCLanguage:English

The following ISBNs are associated with this title:

ISBN - 10:0217159427

ISBN - 13:9780217159425