Aquamarine is considered to be the tears of the sea god, which can protect sailors’ safety. 古代から現代まで, European and American sailors have the habit of wearing aquamarine for safe sailing. The color of aquamarine is the same as sea water, a light blue.
Large particles of aquamarine can best express the clear blue of the sea. Because of the light color, small particles of aquamarine, such as one with a diameter of about one millimeter, seem to be colorless, and only when you turn or look sideways, you can vaguely see the extremely pale blue. したがって, it is appropriate to use small aquamarine as a matching stone. It can be said to be a versatile gem.
How to distinguish aquamarine and topaz:
The natural sky blue topaz produced in Brazil and the sky blue topaz after the artificial color change are transparent and the internal force of the crystal is clean, so they are easily confused with natural aquamarine. The identification method is to use the Charles filter, アクアマリンは強い日差しの下では明らかに緑色に見えます.
The method to distinguish aquamarine and sky blue sapphire:
A sky blue sapphire produced in Sri Lanka, 外観は天然のアクアマリンに非常に似ています. But this sky blue sapphire crystal Kebei has many milky white, silky rutile inclusions. 加えて, its clarity is worse than that of aquamarine.
How to distinguish between natural aquamarine and artificial aquamarine:
Synthetic aquamarine in the second half of the 20th century, ロシアが合成アクアマリンを開発, フラックス法と水熱法を併用した方式, instead of adding traces of chromium, but adding traces of divalent iron. しかし, due to the high manufacturing cost and the large amount of natural aquamarine production, 生産不採算のため生産継続できなかった. 簡単に言えば: Aquamarine is basically true in the jewelry market and can be purchased with confidence.