All you wanted to know about gemstones
Welcome to our blog, here you can find many articles about gemstones, diamonds, expensive stones etc.
The influence of time and weather have almost certainly dulled or marked their surfaces, and it is the work of the lapidary to produce a beautiful stone from the piece of unattractive rough material which he is handed. Badly flawed pieces are not usually cut; cleavage, optical properties, and hardness must be considered, and the [...]
We usually see gem stones set in some form of jewelry when they are cut and polished. In order to present them in this form so that their natural beauty is brought out to the best advantage, various work has to be performed by the lapidary, and cutting, polishing, and drilling are all highly skilled [...]
The stone cutting industry has been carried on here for a great length of time. The Romans knew of the agates which were to be found in the neighborhood, and they took the rough stones to Italy for cutting. In course of time, Roman craftsmen settled locally and carried on the grinding and cutting of [...]
For the final polishing, the stone is soldered firmly into a holder, a hollow cup called a “dop,” and then held against a fast rotating mill or lap of soft iron. The dop is usually a hemispherical bronze cup on a copper stem, and the stone is held in the dop and almost embedded in [...]