Opal’s Beautiful Past and Healing Powers

The Word opal meaning Types of sandstone of many colors,Colour changes time,

Clouds. The name opal comes from the Greek name "opallios" and from the Sanskrit "upala", meaning "precious stone". This non-crystal system, or amorphous, differs from most precious gems by nature. Opal is allochromatic and comes in a variety of colors, the most valuable being black. Other forms include white (milk opal), red (fire opal), or colourless (water opal). The most striking feature of the precious opal is the glossy effect it exhibits when rotated in the light, known as the "play of colour".

This is caused by tiny spheres of silica that reflect and scatter white light. This effect is known as appellation. Smaller spheres produce only blue and green, while larger ones produce the whole spectrum. Black opal most dramatically highlights the play of colour. Opal ring look great in general jewellery settings and look especially attractive when they are set in rings.The hardness of opal is 5.5 to 6.5 and the specific gravity is 2.1 to 2.2 and its density is low. It is opaque to transparent, has a vitreous, greasy, dull or waxy lustre and leaves a white line. It is single refractive, and it is porous. In this case, it is dangerous to immerse in any liquid other than water.An area of??the former Czechoslovakia that formerly belonged to Hungary has been excavating opals since Roman times and was the only source of great opals to the Europeans. In modern times, most opals are coming from Australia where the best quality opals are available. Other sources include Mexico, Guatemala, Honduras, the United States and Iceland.There are a few varieties, but there are mainly 3 varieties which are most popular in the gem trade as follows: white precious opal, black precious opal and also called fire opal and general opal. Each has its own unique colors and characteristics.The value of an opal depends on its body colour, colour play and fitness. There is no comparison between the price of Noble Opal and Fire Opal, which is quite cheap compared to other small gems. If a few colored splashes are seen inside the stone, it is worth a bit more. It is valued by collectors as a curiosity but is rarely used in jewellery. A black opal, flawless and made with bright clear colors with a uniform pattern, including red, can cost more per diamond than a diamond.Ordinary opal does not display colour play and as a result, is worthless.Opal was worshipped by the ancient Romans; Used as an eye tonic in the Middle Ages; Celebrated by Shakespeare; And was a favourite gem of Queen Victoria. The most common and popular background is milk white, it is called white precious opal. The stone can be used to increase psychological awareness as well as strengthen all layers and areas of the body, as it has a rainbow of colors attached to it.It has long been considered impossible to imitate Opal. In recent years, however, an imitation, which, at first glance, looks deceptively similar to opal earrings, has appeared on the market. It is called "Slocom Stone" after its inventor. A plastic imitation has also recently come on the market and is similar to the natural opal, which is made up of opal-like microscopic spheres. The white opal has been artificially created by a French company for almost a decade.

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