Colored gems are higher value stones. People start to know the stones, and some beautiful stones become treasures. With the development of science, geologists gradually carried out scientific classification of various stones, giving them their own names. The gem industry in our country only developed in the 1980s, after which the concept of gems gradually gained a scientific and systematic understanding.
Gem is a general term for jewellery and jade, which refers to all materials that can become jewelry or handicrafts after being polished and carved.
Gems should be beautiful, scarce, and durable. しかし, with the continuous development and innovation of science and technology, as well as the diversification of people’s aesthetic and decorative needs, people’s understanding and understanding of gems is also constantly improving and improving.
(1) 美しい
Beauty is the main basis for the evaluation of gems since ancient times. The beauty of gems is composed of many factors such as color, 透明性, 純度, and luster. They can exist alone, or they can affect the value of gems together. When all factors are just right, gems can be dazzling and beautiful.
1) 色: The colors of gems are dreamy and diverse, and the best colors are gorgeous, pure and uniform. 例えば, the colors of rubies are different. People agree that “鳩の血の赤” is the most superior. The color of emeralds is pure and strong green, giving people a feeling of verdant dripping, so that they can achieve visual beauty. Reduce the beauty of colors.
2) 光沢: Luster is a visual effect of reflection on the surface of a gemstone, which adds aura to the gemstone. A colorless diamond can become the king of gemstones. An important factor is that it has a strong luster, shines in the sun, and is dazzling.