Sterling Sterling silver Ster 0.925 Common Uses For Sterling Silver In Jewelry Sterling Silver Necklaces Due to sterling silver’s light weight and its durable properties, this alloy is one of the most popular among craftspeople. SHOP SILVER NECKLACES Sterling Silver Earrings From studs to hoops to dangles, and everything in between, earrings crafted in sterling […]
Arquivos de autores: Kingjy
Silver What Is Sterling Silver? Pure silver is relatively soft and malleable, and easily damaged—not well suited for jewelry. To defend against deformation or destruction, silver is combined with other metals to make it more durable. Sterling silver is the most common alloy mix found in jewelry. It must be at least 92.5% prata pura, […]
As safiras produzidas em Penglai, Província de Hainan e Mingxi, A província de Fujian é linda em cores e transparente. Cristais com tamanho de partícula inferior a 5 mm apresentam menos defeitos internos, enquanto os maiores têm mais rachaduras. As safiras produzidas na província de Heilongjiang são brilhantes e transparentes, mas tem partículas finas. Although some products in Jiangsu Province […]
There are many gemstones that can produce starlight effect in nature. Atualmente, there are 10 kinds of gems known as: safira, rubi, almandine, beryl, AQUAMARINE, spinel, diopside, cordierite, columnar and enstatite pyroxene. Entre eles, the starlight effect of sapphire is the most common and the particles are large and eye-catching. Take sapphire, which has […]
(1) The starlight should be obvious, the position should be centered, and there should be no missing rays. (2) The starlight is clear, which makes people feel that it comes from the inside of the gemstone, rather than floating on the surface of the curved (ie egg noodle) pedra preciosa. Because the natural starlight red and […]
According to the gemological point of view, the term sapphire refers specifically to blue corundum gemstones. Other blue gemstones that are not corundum (A1203) components, no matter how cute they are, should not be called “safiras”. It can be called “blue gem” ou “blue XX stone”. Por exemplo, blue diamond can be called “blue diamond”. […]
In pegmatite, although the crystal has enough space for growth, the possibility of proper pigment ions, especially Cr ions, entering the lattice is very small, while Fe and Ti ions may enter the lattice. Portanto, the chance of finding rubies in pegmatite is extremely small, while it is possible to find sapphires. In basalt, there […]
(1) Emerald-emerald green beryl containing chromium, (2) Aquamarine-iron-containing sky blue to sea blue beryl. (3) Golden emerald-golden yellow beryl containing iron, (4) Dark brown emerald-ilmenite beryl with starlight effect. (5) Rose emerald-beryl containing cesium, lithium or manganese. O nome “esmeralda” comes from the transliteration of Persian Zumurud. No meu país antigo, it was called “Zumurud” […]
When the ancient Roman scholar Pliny commented on emeralds, he said: “Indeed, no gemstone has a more pleasing color, and emeralds always emit a soft and rich brilliance, which makes people never tire of it.” In addition, the production of emeralds in the world is extremely rare (much less than the production of diamonds). According […]
There are four main economic evaluation conditions for emeralds, nomeadamente: ①Color: emerald green and dark green are better, greenish blue and yellowish ones are inferior; ②Transparency: crystal clear, clear and bright is the best, translucent Those who can only be included in the third grade; ③Purity: emeralds are often flawed, pure ones are rare and […]