Aquamarine, emerald and emerald are called beryl in mineralogy. They are all transparent beryl crystals, and their crystal characteristics and physical characteristics are basically the same. The difference is that due to the different genesis and formation conditions of beryl, the coloring ions contained therein are different and the aquamarine exhibits different colors. Different colors, different varieties of gems, the following are common:

(1) The beryl contains the color-chromic chrome, and its color is emerald green is a very precious emerald.

(2) The beryl containing the color ion iron is azure or sea blue is aquamarine.

(3) The beryl contains the coloring ions 铯, lithium and manganese, and its color is rose red, called beryl (Morganite). Its English name is derived from the United States, and its name is JPMorgan.

(4) The beryl is iron-colored and golden yellow, and the light lemon yellow is called the golden beryl (Heliiedor). Its English name does not originate from the Greek "sun".

(5) The beryl contains titanium and iron, which is dark brown, called Dark Brown Beryl. Beryl is a silicate containing aluminum and aluminum. The color of aquamarine is sky blue to sea blue or green blue beryl. Its color formation is mainly due to the trace amount of ferrous ions (Fe2+). ), the best for the bright and clean, bright blue to pale beryl blue.