demantoid उदाहरण वाक्य

The dog has eyes of green demantoid garnets, a semiprecious stone; a gold collar, and a gold medallion that reads " First Prize " in Cyrillic script.
The show has a brooch that Schlumberger designed for her in 1957 at Tiffany in the form of a string bean plant, complete with jade beans and leaves studded with demantoid garnets ..
However, both have a low hardness ( 6.5 7.5 ) and invariably possess inclusions atypical of diamond the byssolite " horsetails " seen in demantoid are one striking example.
The latter is the rarest and most costly of the garnets, with three of its varieties topazolite ( yellow ), melanite ( black ), and demantoid ( green ) sometimes seen in jewelry.
In addition to the commercially-important deposits in Russia and Namibia, demantoids are also found in other some places, including Italy ( Val Malenco, Lombardy ), Iran ( Kerman ), and Afghanistan.

Demantoid ( literally " diamond-like " ) especially has been prized as a gemstone since its discovery in the Ural Mountains in 1868; it is a noted feature of antique Russian and Art Nouveau jewelry.
Instead of diamonds and rubies, Tiffany used demantoid ( green ) garnets, American freshwater pearls, Montana ( as opposed to Kashmir ) sapphires, turquoise from Arizona, tourmalines from Maine and fire opals from Mexico.
Both grossular and andradite are isotropic and have relatively high RIs ( ca . 1.74 and 1.89, respectively ) and high dispersions ( 0.027 and 0.057 ), with demantoid's exceeding diamond.
Pointing to a racehorse-themed pencil case by Battin & Co . from the 1940s, with demantoid garnets set in the eyes of three horses crossing the finish line, " You can see the care taken even with the mass-produced pieces, " he said.