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Beryl Gemstones
  About Beryl Gemstones One of the most glamorous gems in the beryl species is emerald. In addition to emerald the species also includes aquamarine, morganite and helidor.They are all precious gems and are very popular with jewellery designers.The main feature that determines value of these gems is the intensity of the colour Sources of Beryl Emerald - Best sources are found in Columbia, Zambia and Brazil. It is also found in Australia, India, Pakistan, Russia, South Africa, and United States. Aquamarine - Brazil, Afghanistan, and Mozambique produce the best sky..
What is Labradorite?
  What is Labradorite? Labradorite is part of the feldspar  mineral group. The feldspar group has two different varieties, the orthoclase (alkali) ​feldspars, which include amazonite, orthoclase and moonstone, and the plagioclase feldspars. The plagioclase feldspars include labradorite and aventurine feldspar. Labradorite is a colourful and interesting stone which has a range of colours and optical effects. It is popular with jewellery designers and buyers. It is named after  the source of the material - Labrador&nbs..
How much does Moonstone Cost?
  Moonstone has been highly prized for many years  especially by royalty. Currently, its popularity is probably highest in Scandinavia and the Germany, where it is preferred over alexandrite and pearl as the birthstone for  June. It's typical phenomenal effect called adularescence, is named after a mining site at Mount. Adular in Switzerland. (Moonstone is also sometimes termed  “adularia”). Adularescence is created by the diffraction of light as it hits thin, alternating layers of albite and orthoclase inside  the gem. Oftenmoonstones are cabbed with qui..
What is Opal?
OPAL - QUALITIES OF OPALS AND SOURCES The different colours that can be seen on an opal stem from the diffraction of light from very small silica spheres within the gemstone. This is the reason the colours change when opal is looked at from different directions.Larger and more ordered silica spheres within the stone  result in a greater range and intensity of colour. This colour play and interference of light is called iridescence. This is diferent from the opalescence seen within moonstones. Most gemstones are facted or cut to calibrated shapes and sizes., however o..
Different Types of Opal
PRECIOUS WHITE OPAL White opal has a light base and can have strong colour play. Many white opals can appear rather pale and they need a closed back bezel setting to maximise their iridescence. PRECIOUS BLACK OPAL Black opal has a dark background which can be dark blue, dark grey, dark green or grey-black . The darker the background the greater the value of the stone. Black opals                                                   &nb..
RAINBOW MOONSTONE PROPERTIES The scientific name for rainbow moonstone is labradorite, and depsite the name it is different from true moonstone, which is called orthoclase. They are related however, and look similar. Both types appear to give off an internal glow, and their benefits are very similar. Left : Rainbow moonstone cabochon showing colours  Top - Rainbow moonstone necklaces from Modern Vintage Style Moonstone Collection How is Rainbow Moonstone Formed? The particular colour an..
AVAILABILITY AND SOURCING OF GEMSTONES Due to the ongoing exploitation of deposits, the development of new mining technologies and the discovery of new sources, the availability of a wide range of gemstones has increased. Diamonds were once only sourced in India, however they are now sourced in quantity from Brazil , Borneo , and various African Countries, well as Russia, Australia, and Canada. With the increased choice of gemstones, jewellers need to know much more about the sources and colours of gemstones. The popularity of gemstones are generally led by qualit..
WHAT IS FELDSPAR? Feldspar is the most common rock forming mineral at the earth's surface. The different stones in the feldspar species provide jewellery makers with some of the most visually appealing stones. It provides a great choice of natural colours, comes in large sizes and is good value for money. It also has some beautiful optical effects. The feldspars are often described as having "schiller" which is an opalescence or adularescence. These terms all refer to the effect that appears to sit just below or above the surface of the stone when it is placed or ..
MOONSTONE - DIFFERENT TYPES AND COLOURS OF MOONSTONE  Moonstone is the opalescent variety of orthoclase. Traditionally thought to be a good luck stone and linked to romantic passion, it was often offered as a gift between lovers. Moonstone can be transparent with a stong blue hue on the surface, or it can be milky with the appearance of inner light . It can have a striking cats eye or star effect.The hue is the result of the light reflecting off alternating layers of albite and orthoclase feldspar. The thin albite layers produce the desirable blue tone and the thick o..
Collecting Old Pins
Different types of Brooches and  Pins, Rhinestone Crystal, Floral, Faux Gemstone Brooches A wide variety of different types of brooches can be found when looking for vintage brooches to collect or wear. Here are some of the key designer names and styles to look out for. VIntage  rhinestone brooches from Modern Vintage Style Modern Vintage Style has a variety of rhinestone, flower, pearl and old gold and silver brooches for sale  Trifari Animal Jelly Belly Pins Early on, the manufacturers of vintage jewellery understood the brooches powers..
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