Tuesday, December 9, 2014

In the 20th century, the color of amethyst is considered to be due to the presence of manganese. Ho

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Amethyst (English: amethyst) is a type of quartz purple, often used in jewelry. oleg cassini The name comes from the ancient Greek a- ("not") and methustos ("intoxicated"), it is believed that the wearer will be protected against drunk.
In the 20th century, the color of amethyst is considered to be due to the presence of manganese. However, due to its color can be changed completely disappears even when baked. Therefore, we think that it is derived from organic matter. Thyocyanat Iron III is said to be in amethyst oleg cassini and sulfur were found in this mineral.
When heated amethyst often turns yellow, and most citrine, Cairngorm of gemstone jewelry is regarded simply as "amethyst is heated." Amethyst quartz tend to lose color when exposed ground.
Synthetic amethyst is very similar to high-quality amethyst. The characteristics and physical chemistry are very similar to natural amethyst, it is difficult to distinguish accurately using the test unless senior gem expensive. Testing based on the rule of twins named "Brazil law twinning" (a kind of twin quartz, quartz structure while the left and right are linked to form a single oleg cassini crystal [5] is used to determine the synthetic amethyst would be easier. But the theoretically, oleg cassini it is possible to create synthetic materials, but difficult to generate large quantities to supply the market.
Some rare gemstones are priced known as Diamond, Sapphire, ruby and emerald, amethyst, while losing oleg cassini value because it is widely found in many places in Brasil. Most valuable amethyst (called "Deep Russian") is very rare and its value depends on the needs of collectors, but it is still far behind sapphire and ruby-class (Padparadscha sapphire or ruby "pigeon's blood"). oleg cassini
Amethyst symbolizes February, is one of the stones symbolize the months of the year (birthstone). It also symbolizes the 12th Pisces, Aries 1st, 11th and 9th Aquarius Sagittarius. Those born after February 18 wearing amethyst symbolizes birth date and their physiognomy. It is a symbol of wisdom, oleg cassini passion and action of religion, soul. Members of the ministry oleg cassini in the Roman Catholic Church traditionally wear the ring with a large amethyst beads
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