(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. The name "emerald" comes from the transliteration of Persian Zumurud. In ancient my country, it was called "Zumurud" [...]
Category Archives: Jewelry News
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, namely: 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 [...]
(1) Complex composition: Tourmaline is an extremely complex boro-aluminosilicate mineral, and it is the gem mineral with the most complex chemical composition in nature. It may contain one or several elements such as magnesium, iron, lithium, potassium, sodium, etc. Due to the different content ratios of these elements, tourmaline often has different colors. Such as [...]
Opal has many names, mainly "white gem" and "fancy stone". In the south of my country, it is called "flashing mountain cloud", which comes from Australia's famous producing area "Lightning Ridge". Opal is listed as the birthstone of October by the international jewelry industry, symbolizing hope and happiness. Opal is the most colorful of gemstones. [...]
lue Nile Gold We carry jewelry that’s crafted in both 18k and 14k gold. Our 18k gold is an alloy of 75% gold with other metals to make it strong enough for everyday wear, and our 14k gold is an alloy of 58.3% gold and other metals. The minimum karat that is allowed to be [...]
Gold Karat Chart 24 karat = 100% gold 22 karat = 91.7% gold Both 24k and 22k are considered too soft for fine jewelry, though prized and worn in some cultures. 18 karat = 75.0% gold Considered to be the luxury end of fine jewelry. 14 karat = 58.3% gold Ideal for fine jewelry, balancing [...]
What Type Of Gold Does Blue Nile Use For Ring Heads? For yellow gold and rose gold settings, Blue Nile uses platinum ring heads to secure center diamonds. All designs in 14k white gold use 14k white gold ring heads which have the strength and durability required to keep a center stone safe. 14k white [...]
Our fine jewelry comes in 3 colors: yellow gold, white gold and rose gold. What Is Yellow Gold? A mixture of silver, copper, pure gold (and a trace of zinc) gives yellow gold jewelry its rich shine. Although the percentages of each metal used to create the alloy vary, all formulas starts with 75% pure [...]
Hallmarks Gold is commonly stamped with what’s known as a hallmark. The hallmark indicates the amount of pure gold content, and sometimes denotes the date of completion and country of origin. And under federal law, gold jewelry must be accompanied by a maker's mark or registered trademark. Blue Nile Gold We carry jewelry that’s crafted [...]