El objeto de la gradación de color son los diamantes de la serie Cape., que se clasifican de incoloro a amarillo claro según la densidad del color. De incoloro a amarillo claro con cambios de color continuos se definen artificialmente como una serie de límites. Estos límites también son niveles de color., que representan un cierto rango de densidad de color. Cuanto mayor sea el nivel de color, [...]
Archivos de Categoría: Noticias de joyería
Gemology nowadays originated in the eighteenth century AD. Antes de eso, humans in ancient times had known to decorate themselves with animal bones, cáscara, plumas, beautiful stones and other objects. With the development of history, different jewelry cultures have gradually developed. What can be called a gem? Simplemente poner, all kinds of materials that can be [...]
Las condiciones geológicas de formación de gemas son diferentes., y el área de distribución de las gemas depende principalmente de las propiedades del macizo rocoso formado por las gemas. Por ejemplo, Los diamantes se forman en kimberlita., pero no todas las kimberlitas producen diamantes. Todavía depende de si la zona tiene condiciones suficientes para que crezcan los diamantes.; y [...]
Most of the transparent gems belong to the mineral group, while the transparent to opaque gems are mostly rock types. Organic gems are gems formed from animal bones, secretions or plant fossils. 1. mineral Mineral gems are formed in the earth's crust and have a fixed chemical composition and crystal form, and most of them [...]
The evolution of jewelry is represented by several well-known periods, each with its own unique style, derived from the influence of art and culture at that time. The jewelry of each period seems to be a microcosm of the culture at that time and has different meanings in different eras. ancient times Starting from the [...]
From the eighth century to the early thirteenth century, it was the early period of the medieval period. The jewelry culture during this period was mainly influenced by the Byzantine period, with the Byzantine court style as the mainstream. En ese tiempo, the wealth belonged to the church and was immediately restricted by the law [...]
At the beginning of the seventeenth century, the French power in Europe gradually rose, and the influence of the French royal family changed European court life and culture. The original skirt covered with jewels and supported by whale bones was changed to a low-cut, puffy sleeves. There are also big changes in the style of [...]
Desde la década de 1890 hasta el siglo XIX, el “lenguaje de piedra” (lenguaje de piedra) era popular en joyería, donde las letras que comenzaban con gemas se escribían juntas, como el lapis lapis, Ópalo, Verleil, y abuela. La combinación del verde Esmeralda significa amor.. The most famous example is the three bracelets that Napoleon gave to the [...]
La figura representativa del período Art Nouveau es el famoso diseñador René Lalique. (1845-1945). Usó muchas piedras preciosas y esmaltes de colores.. flores naturales, pájaros, insectos, peces y otros animales y plantas aparecen a menudo en sus trabajos de diseño.. Emphasis on delicate metal craftsmanship changes people's concept of jewelry. It is not necessary to [...]
The Seven Treasures of Buddhism: Seven precious metals and gems, including gold and silver, esmalte de color, ciudadela, ágata, perla, ámbar, y corales, are listed as the seven most spiritual treasures in many Buddhist scriptures. Gold and silver are history The oldest and most widely used precious metal; colored glaze is a kind of bead or [...]