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Bulgarian minerals and 25 new tumblestone types and 37 more boxes with beautiful shells at great prices and lava-statues 70% discount

 

 

 

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Bracelet with Rose Quartz and Amethyst and "heart"

Bracelet with Rose Quartz and Amethyst and "heart"

Product

Bracelet with Rose Quartz and Amethyst and "heart"

Description

10mm Bead Bracelet avec belle Rozenkwartsen sombre de Madagascar et / ou améthyste pourpre foncé de l'Uruguay.

More information

Amethyst is a violet variety of the mineral quartz (SiO2) and is the most sought after stone from the quartz group. Etymology: The name comes from the Greek αμεθυστoς (amethystos). Amethyst was already known to the Egyptians, Etruscans and Romans, and Pliny the Elder amethyst already described. In ancient China, were cut out of amethyst little gems. In the Middle Ages amethyst also highly valued in Europe. He was named bishop stone, because it used to be a popular gemstone for dignitaries, and he would possess magical powers. It was the symbol of lovers stone of temperance, protector against sorcery and witchcraft. By Jacob van Maerlant is found the statement that the stone intoxication dissipates. It has been assumed that the Greek name "against the intoxication" would mean: a wine that is drunk from a cup made of amethyst, one could not be drunk. Genesis: Metamorfieten, hydrothermal, alluvial deposits. The crystals grow ever on a base, the prisms are often poorly developed and therefore dominate the crystal spiers spit amethyst; Here is also the color most powerful. These sections are being dusted off, ie, aborted for further use. By burning at a temperature of between 470 and 750 degrees arise light yellow, reddish-brown, green or colorless varieties. There are amethysts which gradually fade in daylight. With radium is to restore the original color. The color is caused by iron in combination with ionizing radiation. In artificial light amethyst less attractive. Occur as early as the Middle Ages, Brazil boasted its deposits of amethyst, they are among others won in Bahia, Minas Gerais and Mato Grosso. Recently in Bolivia won the so-called ametrine, an amethyst-citrine, with alternate violet and yellow colors, but the transition between the colors is sharply limited. Amethyst are also known in the United States, nl.in Montana, Maine, Georgia and Arizona. In Canada, Mexico, Bolivia, India, Myanmar, Japan, China and Korea, and Sri Lanka, Zimbabwe, Congo and Australia are also major producers. In Russia amethyst as found in the Urals, Yakutsk and on the Kola Peninsula. Amethysts are also found in Armenia, Germany, Czech Republic, Slovakia, Bulgaria, Switzerland and Ireland. Amethyst is rarely more pure crystals. The British Museum is a unique polished stone of 343 carats. Other smaller stones weigh less; They usually come from Brazil. The Smithsonian Institution in Washington DC owns even a cut amethyst from Brazil of 1362 carats and one from North Carolina from 202.5 carats. Amethysts were often used in state jewels like the scepter of Catherine the Great and the scepter of the British Crown.

Rose Quartz (Rock of Love) is a quartz variety. The color varies from dark to very light, translucent pink. Rose Quartz named after the pink color is often cracked and mostly cloudy anything, the coloring materials are titanium and manganese. The color may fade, very small rutielnaalden cause cabochonslijpsel a zesstralige star. Rose Quartz has long been treated as a gemstone. The best rose quartz are mined in Madagascar. Cateye effect-rose quartz is found in Sri Lanka. It also occurs in Kenya, Mozambique and Namibia. In Brazil, numerous sites in Minas Gerais was found for the first time rose quartz in 1959, some rozenkwartsen from Brazil show kattenoogefect or asterism. In the United States, rose quartz found in the states of Maine, California, South Dakota and Colorado. Asterism occurs in rose quartz from New York and Georgia. Even Russia, Kazakhstan, India and Japan supply rose quartz. Only rarely rose quartz over 20 carats faceted. The American Museum of Natural History is a sphere of 625 carats of rose quartz exhibiting asterism.

STRONG TRADEMARKS TIMMERSGEMS GROUP