Can the stones change color?
Can the stones change color?
It's amazing, but in naturethere are stones that can change color. If we talk about precious stones, then this phenomenon is called "reverse". It is measured in percent, which shows how much the color of the stone changes. The more this figure, the more expensive the stone is.
Many connoisseurs of jewelry simplywithout a mind of such a stone as alexandrite. It's just a real gift of nature. Thanks to its ability to change color, Alexandrite has won the hearts of millions of connoisseurs of beauty. However, speaking of the ability to reverse, you can not just be limited to precious stones. The fact is that some minerals can also change their color. Undoubtedly, it is worth familiar with this miracle-ability of stones in more detail.
What color is alexandrite?
The ancients believed that alexandrite possessedmagic properties and subjects its owner to a multitude of tests. However, if a person has a strong will and will overcome everything, then Alexandrite will give him success and prosperity.Many, probably, know that alexandrite hasan amazing ability to change their color depending on the lighting. In the afternoon it can be green, and in the evening, with artificial lighting - saturated red. Alexandrite is the most valuable of the varieties of such a mineral as chrysoberyl. Virtually no lady is able to resist the beauty of this stone. Some believe that alexandrite is even able to predict fate. For example, if you find that your stone has acquired a slightly yellowish tinge, then it may signal that unpleasant events will soon occur in your life. Surprisingly, alexandrite does look different in every person, it seems to absorb your personality, becoming a part of not only your image, but your soul. Perhaps this is just a prejudice, but one can definitely say - alexandrite changes its color depending on the lighting. In daylight, the stone may be slightly bluish, green, yellowish green, sometimes even a turquoise hue. It is believed that everything depends on the ability of a particular stone to reverse and the brightness of sunlight. If you go into the room, your alexandrite can become orange, red, slightly lilac or even purple. Surprisingly, this is indeed true. Scientists explain the magical properties of alexandrite in that, thanks to the content of chromium and iron, alexandrite is particularly capable of absorbing the rays of the red and green spectrum. However, for a simple layman, alexandrite is a stone, enveloped in a haze of mystery.
Hekmanite is an amazing stone
The ability of a substance to restore its color under the influence of any optical radiation scientists-chemists call photochromism. Among minerals, such a metamorphosis is a rarity.Hekmanite is truly extraordinary. If you sever a piece from it, the cleavage will acquire a bright pink, sparkling color, then it will quickly fade, becoming whitish-gray, unattractive and dull. It happens in sunlight, but if the stone lies a few days in a dark room, it will turn pink again, as if it did not fade at all. Under the ultraviolet, the process of color restoration occurs even faster. The fact is that the hexmanite contains special free radicals that allow the mineral to possess such an amazing ability that allows the stone to first change its color and then restore it depending on the lighting conditions.
