AMETHYST

Citroen quartz belongs to the group. Color, which usually goes from light yellow to dark yellow, makes her look like ethicals in topaz yellow or yellow beryl. They are also found which hue is warmer and the color tones of neighboring orange-red. It is mainly mined in Brazil as well as Madagascar.

The natural citrons are rare. Most of them are of Helaine quartz or amethyst irradiated and heated to over 500 degrees centigrade. The natural and those resulting from irradiation have a low polychrome while those from a heated amethyst do not. Their most common use is to be worn as jewelry. Those of lesser quality are carved as decorative objects.

Crystal system: trig one

Chemical Composition: Silicon dioxide (SiO2).

Color: Yellow-orange to brownish yellow.

Hardness: 7.0

Specific gravity: 2.65

Refractive index: 1,54-1.55

Dispersion: 0.013

Polychrome: No low (yellow / light yellow).

Birthstone: Replaces some topaz stone as of November.

The Amethyst: self-control

The Amethyst: self-control

Beliefs about the amethyst:

Amethyst comes from the Greek "améthien" meaning "not drunk". In ancient times, Greeks believed that amethyst indeed protect against drunkenness.

From the middle Ages it was believed that the amethyst favored celibacy, faith and humility. So it was the stone Episcopal par excellence. It was also widely used in the decoration of Catholic churches, while the bishops were the finger.

Thus, the amethyst was a symbol of strength, reliability and credibility.

Characteristics of the amethyst:

Amethyst belongs to the family of quartz.

It is diachronic (property of having a different color depending on the angle of observation). Indeed its nuances pass from violet-blue to violet-red or purple-gray depending on the angle of observation.

A strong diachronic turning to purple-red is particularly appreciated.

Each amethyst can have a very different color: lilac, lavender, violet, purple, purple with intense red highlights (nice color).

The amethyst-colored are relatively frequent, while those of intense color are the most popular.

The inclusions are generally tolerated in amethyst color intense amethysts in clearer.

Amethyst is a high hardness (7 of 10 on the Mohs scale). This is the purple gemstone most often used in jewelry, in jewelry and artistic creations.

To standardize color, amethyst is often heat treated.

Amethyst-producing countries:

The amethyst-colored often come from South America, mainly Brazil.

The rarest, those with intense color and a heavy weight, are in Africa.

The amethyst purple with red highlights intense, highly coveted, comes mainly from Africa but also from Russia (Siberia), Bolivia and Uruguay.

The wedding of amethysts

Celebrating the wedding of amethyst on the occasion of 48 years of marriage.

It is also the stone of the month of February

Informations About Gemstones - Alexandrite, Almandine, Amethyst.

Alexandrite

The Alexandrite is a stone that changes color with the light blue-green to light pink-red fire ... Some alexandrite are significantly lower quality and do not always have the particularity to change of color. This gem, from the family of chrysoberyl, a price that often exceeds that of diamond fine specimens.

Use: good omens.

Almandine

The almandine garnet is the most common. When it is used as a gemstone, it is called a carbuncle.

Amethyst

Amethyst is a purple variety of quartz, transparent to translucent. This mineral is classified as a gemstone. The color of amethyst remains stable up to 250 ° C, beyond, most fade. To 500 ° C, it becomes lemon yellow but fades again if the temperature is raised to 600 ° C, before the quartz becomes milky due to the appearance of water sub-microscopic. Also, amethysts undergo heat treatment on a large scale to obtain citrines.

Use: combat alcohol poisoning, stimulates creativity, meditation, and prophetic dreams. It would destroy the spell of a jealous lover, to keep bad women and vipers. Placed under a pillow at night she would fight against insomnia. Powder, it soothes the stomach pain, improve liver function and heal burns.