Diamonds, pearls and precious stones : where they are found, howcut, and made ready for use in the jeweler's art, their composition and value (1913)
Smith, Marcell Nelson, 1854- · Boston, Mass. : Printed for Smith Patterson Co. by Atlantic Print. Co. · leaf 35
trade blue-white stones arefrequently called Jagers (Yagus). The dia-monds from the Wesselton mines are usually offine white color, and goods of this color aregenerally termed Wesseltons. All Capes andByewaters have some tinge of yellow. Browndiamonds, if light enough, are quite desirable,and often… … DIAMONDS 23 white, varying according to the specimen. Themost valuable of all diamonds are the red. Thiscolor is very rarely found, and there are onlya few specimens of it in existence. Old Mine stones are supposed to be fine blue- Old Minewhite or extra fine white stones from the oldBrazilian or…
Precious stones · Gems · Diamonds · Pearls
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
![An illustration from The Mason Machine Works, Taunton, Massachusetts, U.S.A., inventors and builders of cotton machinery : Founded 1842 ; Incorporated 1873 ; [Catalogue] (1898)](https://img.insideoutlibrary.com/img/200/ia-masonmachinework00maso-15-4.webp)
