Are you in the market for a beautiful blue gemstone? If so, you may have come across the terms London blue topaz and blue topaz.
While these gemstones may seem interchangeable, they are actually quite different. In this article, we’ll explore the unique characteristics of each and help you make an informed decision about which one is right for you.
What is Blue Topaz?
Blue topaz is a popular gemstone known for its stunning blue color. It’s a member of the topaz mineral family and can be found in a range of hues from pale sky blue to deep midnight blue. Blue topaz is typically created through heat treatment of natural white or colorless topaz.
Types of Blue Topaz
There are three main types of blue topaz:
- Swiss Blue Topaz – This type of blue topaz has a vibrant, bright blue hue.
- Sky Blue Topaz – As its name suggests, sky blue topaz has a light, airy color similar to the sky on a clear day.
- London Blue Topaz – London blue topaz has a rich, deep color that’s often described as “inky” or “steely”.
What is London Blue Topaz?
London blue topaz is the darkest and most valuable type of blue topaz. It’s created through heat treatment of natural white or colorless topaz, followed by irradiation to produce its unique dark hue. Unlike other types of blue topaz, London blue has a grayish or greenish undertone that gives it its trademark depth.
Differences Between Blue Topaz and London Blue Topaz
While both types of gems are stunning in their own right, there are some key differences between blue topaz and London blue topaz.
Color: The most obvious difference is the color. Blue topaz comes in a range of shades from light to dark, while London blue topaz is always a deep, dark blue.
Value: London blue topaz is more valuable than other types of blue topaz due to its unique color and rarity.
Undertones: London blue topaz has a grayish or greenish undertone that gives it its trademark depth, while other types of blue topaz do not.
Which One Should You Choose?
Choosing between blue topaz and London blue topaz ultimately comes down to personal preference and budget. If you’re looking for a bright, vibrant shade of blue, Swiss or sky blue topaz may be the way to go. However, if you’re looking for a unique, deep hue with a subtle hint of gray or green, London blue topaz is the perfect choice.
In conclusion, while both types of gems may seem similar at first glance, there are clear differences between them. Whether you choose classic blue topaz or opt for the unique beauty of London blue topaz, you’re sure to have a stunning piece of jewelry that’s sure to turn heads.