The ocean is the birthplace of life on Earth, covering 71% of the Earth's surface area and holding mysterious clues to the blue planet. The depths and vastness of the ocean have always been a strong attraction for mankind, and aquamarine, with its sea-like color, carries people's infinite imagination of the sea and has been loved by the public since ancient times.
Aquamarine, like emerald, comes from the beryl family, and is also a silicate containing beryllium and aluminum, its blue shades are different, related to the color-causing element Fe, of which the "bright, blue" aquamarine has attracted much attention, which is the hot "Santa Maria" aquamarine. "Santa Maria" aquamarine is native to the Santa Maria de Itabira mine in Brazil, in commercial activities, the name "Santa Maria" does not have the meaning of origin, no matter which mining area, as long as the aquamarine has high saturation and appropriate brightness of the blue, it can be called "Santa Maria" color, of which the more saturated blue is called "Super Santa Maria" color ("Exceptional" Santa Maria”Color）。
In the market, the saturation of aquamarine color is positively correlated with the trading price. How to scientifically describe and evaluate the color of aquamarine? To this end, after preliminary research and analysis, the Shenzhen laboratory of Jewelry State Inspection Group has mastered the objective and accurate evaluation method for the color of aquamarine, and issued corresponding certificates for qualified samples.
The Jewelry State Inspection Report will indicate in the remarks whether the aquamarine color is "Santa Maria" or "Super Santa Maria".
In a laboratory environment, observations using specific light sources can comprehensively determine the color range of aquamarine.
aquamarine
Color observation
Combined with a variety of large-scale instruments to test the physical and chemical parameters of aquamarine (as shown below), "Santa Maria" Color and "Exceptional Santa Maria" Color can be divided into two color ranges, so as to complete the color evaluation of aquamarine.
We always keep in mind the mission of "doing a good job as a national inspector, building a strong national team, safeguarding the legitimate rights and interests of consumers, and serving the high-quality development of the jewelry industry", putting the needs of consumers and the jewelry industry in the first place, please enjoy the ultimate "blue" of "Santa Maria" aquamarine, and let the jewelry national inspection escort you!
Source: Jewelry National Inspection NGTC Shenzhen Laboratory WeChat public account