Sapphire is the birthstone for the month of September. Ruby is the birthstone for the month of July. Ruby and sapphire both serve as modern birthstones. Red corundums are known as "rubies," blue corundums are known as "sapphires," and corundums of any other color are known as " fancy sapphires." Impurities cause corundum to occur in a spectrum of colors, and when it is completely free of color-causing impurities, it is a colorless gem known as "white sapphire." Table of Contents Trace amounts of other elements can produce brilliant yellow, orange, green, and purple gems. Red and blue are just two of the many colors found in gem corundums. It is surprising that "impurities" can produce such wonderful results! Trace amounts of impurities determine if a gem corundum will be a brilliant red ruby or a beautiful blue sapphire.
Both of these gemstones have the same chemical composition and the same mineral structure. Simply fill in the form before you check out and our specialist will contact you within 2 days to confirm the time of your appointment.Most people don't realize that ruby and sapphire are both gems of the mineral corundum. You should be able to tell their characteristics, quality factors, spotting potential treatments and understanding what to expect by reading off the certificates. CERTIFICATES: how to read off a colour stone certificate and what are the trustable laboratoryīy the end of this consultation, you should have a fair understanding of Ruby, Sapphire and Emerald. MODERN TREATMENTS: what are the most common treatments in the industry today, how to spot and how much should a treated gemstone worth SUBSTITUTES AND SIMULANTS : an introduction of the most common substitutes of these gems in the market QUALITY ASSESSMENTS: what make the qualities of a good gem CHARACTERISTICS: what are the chemistry components, possible shapes and colours FORMATION: how, when and where are rough gemstones formed We will explain to you what they are, how are they formed, what are their chemical components and most importantly, how to differentiate their qualities and values.Ĭonsultation includes some demonstration of real gemstone samples and a deep covering of their: This 1.5 hour consultation will focus on the three main type of precious stones: Ruby, Sapphire and Emerald. Unlike diamond where there is a consensus in industrial standards, for other gemstones the standards of quality tend to be less transparent and less easy to understand. But when we look deeper, although they could look very similar at the first glance, the difference in price tags could be astonishing…
When we look through the fascinating jewellery windows, often we see not only white diamonds but also other colourful gemstones.
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