Chrysoprase stone and its properties

A happy stone, an amulet of luck and victories - so chrysoprase for its unique properties was called in the ancient world. Because of its unusually deep green color, chrysoprase is sometimes confused with the emerald itself. Particularly beautiful stone looks in the frame of gold and silver.

  • stone history
  • mineral description
  • mineral description
  • chrysoprase varieties
  • chemical composition and physical properties Chrysoprase deposits
  • Mineral healing properties
  • Magic properties of chrysoprase
  • Chrysoprase and zodiac signs
  • Application of the mineral
  • Interesting facts about the stone
  • How to distinguish natural chrysoprase from forgery
  • Care for the gem
  • Photos of the stone chrysoprase and products from it

History of the stone

Findings of scientists indicate thatThe oleagradal ornamental stone of chrysoprase was known to mankind from ancient times.

He was particularly revered in ancient Rome, Egypt and ancient Greece, whose inhabitants believed that chrysoprase is a symbol of success. Not without reason, as the strongest amulet of victory, this stone was used by the famous commander Alexander the Great, who preferred chrysoprase to other stones and always wore it on his belt. Honored chrysoprase and rulers of later times.

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So, the favorite ornament of Prussian King Frederick II, which he always wore on his finger, was a ring with chrysoprase. By the order of the same ruler, his royal crown was decorated with chrysoprase, for which the jewelers applied a new kind of facet-cut stone, later called "Friederian".The essence of this cut is framed with small facets of a flat stone table.

Chrysoprase has been used since ancient times and as an ornamental stone. Figurines from chrysoprase, amulets, cameos and stone-cutting miniatures( gems ​​and intaglio) can be seen in the performance of ancient Greek and Egyptian masters. This stone was used in the art of glyptic and the masters of Ancient Rome. The cost of such products in ancient times was quite high.

However, the greatest flourishing of the popularity of chrysoprase as a jewelry, ornamental and facing stone came in the 18th century.

An example of this is the mosaic decoration of the ancient interior of the chapel of St. Wenceslas and the ancient tables encrusted with chrysoprase, which are now in the beautiful palace of Sanssouci in Potstdam, preserved in the Czech capital.

Unfortunately, gradually the popularity of chrysoprase has come down to "no", and today it is used quite rarely.

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Mineral description

Specialists classified chrysoprase as a gemstone of the 3rd order. Externally, this gem is a translucent stone of a beautiful green color range with a glass luster. Shades of varieties of chrysoprase can range from green-blue and apple-green to a saturated emerald with golden tint.

The color of the stone is associated with its name, which has Greek roots. It is formed from two Greek words - "chrysos"( "chrysos") and "prasos"( "prasos").The first of them is translated as "gold", the second - "leek".

The main criteria for assessing chrysoprase:

  • color saturation;
  • homogeneity of staining;
  • Transillumination.

The higher these figures - the higher its price in the world market.

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Chrysoprase varieties

Depending on the color saturation, uniformity of staining and the degree of translucence, jewelery varieties of chrysoprase are distinguished:

  1. Homogeneous( without pattern) chrysoprase of saturated emerald green color and high degree of translucence. Such chrysoprases belong to the highest grade and are most often used in jewelry.
  2. Homogeneous( without a pattern) chrysoprase of apple-green color and a low degree of translucence with the presence of opaque zones. Such chrysoprases belong to the first grade.
  3. Spotted chrysoprases of pale green color, in which the transparent zones alternate with opaque. For such chrysoprases, a heterogeneous structure is characteristic, sometimes slightly porous or with cracks, a pattern in the form of spots or divorces of white color. Such chrysoprases belong to the second grade and are decorative and ornamental stones.

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Chemical composition and physical properties of mineral

Chrysoprase belongs to the group of chalcedons( translucent quartz), and is one of its most valuable varieties.

The chemical composition of chrysoprase is silicon dioxide. Accordingly, its chemical formula: SiO2.

Green shades in the color of the mineral ensure the presence of fine dispersed inclusions of nickel hydroxides, including pimelite( sodium silicate and magnesium), as well as willemsite( zinc silicate), serpentine( magnesium-iron hydrosilicate) and other minerals. These impurities color chrysoprase in green and blue-green hues. True, under the influence of bright sunlight, the intensity of the color of chrysoprase can fade.

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The hardness of the stone on the Mohs scale is 6.5-7.0 units, and the density is 2.6 g / cm3.

In nature, chrysoprase is found in the form of small aggregates. The fibers of its crystals have radial-radiant structure.

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Chrysoprase deposits

Until recently, the largest deposit of chrysoprase was in Poland, in Upper Silesia. It was developed since the XIV century, but now its reserves are exhausted.

Today, the main deposits of chrysoprase are in Australia, Brazil, South Africa, Tanzania, India, the USA( in California), Russia( in the Urals) and Madagascar.

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The healing properties of the mineral

Lithotherapists claim that chrysoprase is an excellent tool for:

  • to improve vision;
  • treatment of eye diseases;
  • enhance the performance;
  • stimulation of metabolism;
  • improving the activity of endocrine glands;
  • facilitating meteorological dependence;
  • relieving nervous tension;
  • getting rid of insomnia;
  • blood purification;
  • pain relief for rheumatism and migraine.

At the same time, traditional healers warn that prolonged contact with this stone can promote the formation of gallstones.

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Magic properties of chrysoprase

The magic properties of chrysoprase are considered strong. They have been known to magicians since ancient times. It is not for nothing that Europe used it for many centuries to make amulets that protect its owners from nightmares, evil eye, spoilage and evil spirits.

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It is also believed that chrysoprase is able:

  • to bring its owner into the life of its new friends;
  • contribute in all new businesses and endeavors;
  • draw luck;
  • to return the joy of life;
  • to attract prosperity.

That only helps chrysoprase only people open, honest, active and with good intentions, and evil and lying to him can not count.

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Chrysoprase and zodiac signs

Most of all, according to astrologers, chrysoprase is suitable for Aquarians, sincethey are the ones who most want to change the surrounding reality. They chrysoprase promises good luck and protection from adversity.

Also this stone is like an amulet to Capricorn, Pisces, Taurus, Cancer, Gemini, Sagittarius and Virgo. But the Lions, Scorpions, Libra and Aries chrysoprase is unlikely to help.

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Application of mineral

In the past, European craftsmen used chrysoprase as an expensive finishing stone for interior decoration, as exemplified by interiors:

  • of the Czech cathedral of St. Witt( Prague);
  • of the Czech Chapel of the Holy Christ( Karlštejn Castle);
  • of the German Sanssouci Palace( Potsdam).

Today chrysoprase is used only as a jewelry and ornamental stone for jewelry( mainly pendants and necklaces) and art crafts.

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Interesting facts about the stone

  • In ancient Greece and ancient Rome chrysoprase was so highly valued that it was framed with diamonds in jewelry.
  • It is believed that chrysoprase can warn its owner of the dangers and troubles: on the eve of impending problems, chrysoprase changes color - it becomes more turbid and darker. Especially effective is the mineral as an amulet framed by silver.
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How to distinguish natural chrysoprase from forgery

As imitations in the market of jewelry products, instead of chrysoprase, its imitations made of cetsite( synthetic material of Chinese manufacture) or painted with nickel salts of chalcedony can occur. Often their coloration has artificially bright saturated shades that are not found in nature.

To distinguish the cheaper falsifications of chrysoprase, just look at the price tag. A natural stone can not be cheap.

And, of course, it is worth paying attention to the color uniformity and the presence of defects - natural stones are not ideal. So the presence of natural inclusions, darkening zones and uneven coloring are the best guarantee of the naturalness of the stone.

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Care for the gem

The main condition for the care of chrysoprase - keeping it away from the sun, becausepermanent exposure to ultraviolet can discolour the stone, make it faded and unattractive. Fortunately, this is easy to fix. It is enough only to wrap the mineral for some time with a damp cloth and let it soak with moisture.

In addition, an important condition for the conservation of chrysoprase is:

  1. Protecting it from contact with chemicals( including household chemicals).
  2. Cleaning in a mild soapy solution.
  3. Use for grinding soft materials.
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Photos of the chrysoprase stone and its products

  • Jun 02, 2018
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