The simpl identification method of turquoise

The simplest identification method of turquoise is ready for the partners.

Color: The color of turquoise is usually blue-green or light green, with uniform color and no mottle or spots.

Hardness: the hardness of turquoise is about 5~6, which can be tested by hardness tester.

Density: the average density of turquoise is 2.60~2.90g/cm? , can be measured with a densimeter.

Transparency: Turquoise is usually transparent or translucent and can be identified by observation.

Refractive index and birefringence: The refractive index and birefringence of turquoise are moderate and can be measured by refractometer.

Turquoise is a traditional jade, which is very popular because of its unique color and texture. Here are some basic information about turquoise:

Name and source: Turquoise, also known as "turquoise", is named because of its "loose green in shape and color". The English name is Turquoise stone.

Origin: Turquoise has huge reserves, not only in China, but also in Egypt, Iran, the United States, Russia, Chile, Australia, Peru, South Africa, India, Pakistan and Kashmir.

Color and texture: Turquoise is elegant in color, and gorgeous turquoise is a kind of traditional jade deeply loved by people at home and abroad. Its colors are green, blue, turquoise, blue-yellow and so on. Turquoise has different colors because of different elements. Oxides are blue when they contain copper and green when they contain iron.

History and culture: Before the Qing Dynasty in China, turquoise was also called "idea". In the United States and other western countries, turquoise is regarded as a sacred object to ward off evil spirits and a symbol of good luck and happiness. Turquoise is also the birthstone of December in the western calendar.

Generally speaking, turquoise is a kind of jade with rich colors, unique texture and high historical and cultural value.