17、 What is “Kjin”? Because it is too soft to make jewelry with pure gold, it is difficult to inlay all kinds of exquisite styles,…
Author: siyu
15、 What is “emerald”? Emerald refers to emerald green beryl containing chromium. Its chemical composition is aluminum beryllium silicate. The crystal is hexagonal columnar, belonging…
13、 What is a diamond? It is customary to call diamonds that reach the gem level diamonds diamonds. It is a crystal mineral crystallized from…
12、 What is crystal? Crystal is a kind of narrow gem, which is a very ancient gem. Its chemical composition is silicon dioxide. This is…
9、 What is Dongling Jade? Dongling jade is geologically called chromite mica quartzite, with hardness of 7, specific gravity of 2.65, brittleness, translucence and uneven…
7、 What is “Hibiscus Stone”? Hibiscite is a kind of pink translucent to transparent quartz block, also known as “rose quartz”. Its chemical composition is…
5、 What is Dushan Jade? Dushan Jade gets its name from Dushan, 8 kilometers northeast of Nanyang City, Henan Province. Its mineral composition is zoisitized…
3、 What is Hotan Jade? Hotan Jade refers to the oldest nephrite produced in Hotan, Xinjiang. Its chemical composition is calcium magnesium silicate, and its…
To understand jewelry, it is necessary to apply many basic knowledge of chemistry, physics, mineralogy and crystallography. We can only give an overview of the most…
At the most solemn coronation ceremony in Britain, royal jewelry is undoubtedly the most serious. But there have been some dramatic stories about these crown jewels.…